20260866500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{239}}^1\times {\mathrm{457}}^1$

素因数の和:775

約数の個数: 192

約数和(自身を含む): 51854100480

約数和(自身を除く): 31593233980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 53, 70, 100, 106, 125, 140, 175, 212, 239, 250, 265, 350, 371, 457, 478, 500, 530, 700, 742, 875, 914, 956, 1060, 1195, 1325, 1484, 1673, 1750, 1828, 1855, 2285, 2390, 2650, 3199, 3346, 3500, 3710, 4570, 4780, 5300, 5975, 6398, 6625, 6692, 7420, 8365, 9140, 9275, 11425, 11950, 12667, 12796, 13250, 15995, 16730, 18550, 22850, 23900, 24221, 25334, 26500, 29875, 31990, 33460, 37100, 41825, 45700, 46375, 48442, 50668, 57125, 59750, 63335, 63980, 79975, 83650, 88669, 92750, 96884, 109223, 114250, 119500, 121105, 126670, 159950, 167300, 169547, 177338, 185500, 209125, 218446, 228500, 242210, 253340, 316675, 319900, 339094, 354676, 399875, 418250, 436892, 443345, 484420, 546115, 605525, 633350, 678188, 764561, 799750, 836500, 847735, 886690, 1092230, 1211050, 1266700, 1529122, 1583375, 1599500, 1695470, 1773380, 2184460, 2216725, 2422100, 2730575, 3027625, 3058244, 3166750, 3390940, 3822805, 4238675, 4433450, 5461150, 5788819, 6055250, 6333500, 7645610, 8477350, 8866900, 10922300, 11083625, 11577638, 12110500, 13652875, 15291220, 16954700, 19114025, 21193375, 22167250, 23155276, 27305750, 28944095, 38228050, 40521733, 42386750, 44334500, 54611500, 57888190, 76456100, 81043466, 84773500, 95570125, 115776380, 144720475, 162086932, 191140250, 202608665, 289440950, 382280500, 405217330, 578881900, 723602375, 810434660, 1013043325, 1447204750, 2026086650, 2894409500, 4052173300, 5065216625, 10130433250, 20260866500]

約数ペア:

[(1, 20260866500), (2, 10130433250), (4, 5065216625), (5, 4052173300), (7, 2894409500), (10, 2026086650), (14, 1447204750), (20, 1013043325), (25, 810434660), (28, 723602375), (35, 578881900), (50, 405217330), (53, 382280500), (70, 289440950), (100, 202608665), (106, 191140250), (125, 162086932), (140, 144720475), (175, 115776380), (212, 95570125), (239, 84773500), (250, 81043466), (265, 76456100), (350, 57888190), (371, 54611500), (457, 44334500), (478, 42386750), (500, 40521733), (530, 38228050), (700, 28944095), (742, 27305750), (875, 23155276), (914, 22167250), (956, 21193375), (1060, 19114025), (1195, 16954700), (1325, 15291220), (1484, 13652875), (1673, 12110500), (1750, 11577638), (1828, 11083625), (1855, 10922300), (2285, 8866900), (2390, 8477350), (2650, 7645610), (3199, 6333500), (3346, 6055250), (3500, 5788819), (3710, 5461150), (4570, 4433450), (4780, 4238675), (5300, 3822805), (5975, 3390940), (6398, 3166750), (6625, 3058244), (6692, 3027625), (7420, 2730575), (8365, 2422100), (9140, 2216725), (9275, 2184460), (11425, 1773380), (11950, 1695470), (12667, 1599500), (12796, 1583375), (13250, 1529122), (15995, 1266700), (16730, 1211050), (18550, 1092230), (22850, 886690), (23900, 847735), (24221, 836500), (25334, 799750), (26500, 764561), (29875, 678188), (31990, 633350), (33460, 605525), (37100, 546115), (41825, 484420), (45700, 443345), (46375, 436892), (48442, 418250), (50668, 399875), (57125, 354676), (59750, 339094), (63335, 319900), (63980, 316675), (79975, 253340), (83650, 242210), (88669, 228500), (92750, 218446), (96884, 209125), (109223, 185500), (114250, 177338), (119500, 169547), (121105, 167300), (126670, 159950)]