207450100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:290

約数の個数: 144

約数和(自身を含む): 538090560

約数和(自身を除く): 330640460

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 25, 26, 44, 50, 52, 55, 65, 89, 100, 110, 130, 143, 163, 178, 220, 260, 275, 286, 325, 326, 356, 445, 550, 572, 650, 652, 715, 815, 890, 979, 1100, 1157, 1300, 1430, 1630, 1780, 1793, 1958, 2119, 2225, 2314, 2860, 3260, 3575, 3586, 3916, 4075, 4238, 4450, 4628, 4895, 5785, 7150, 7172, 8150, 8476, 8900, 8965, 9790, 10595, 11570, 12727, 14300, 14507, 16300, 17930, 19580, 21190, 23140, 23309, 24475, 25454, 28925, 29014, 35860, 42380, 44825, 46618, 48950, 50908, 52975, 57850, 58028, 63635, 72535, 89650, 93236, 97900, 105950, 115700, 116545, 127270, 145070, 159577, 179300, 188591, 211900, 233090, 254540, 290140, 318175, 319154, 362675, 377182, 466180, 582725, 636350, 638308, 725350, 754364, 797885, 942955, 1165450, 1272700, 1450700, 1595770, 1885910, 2074501, 2330900, 3191540, 3771820, 3989425, 4149002, 4714775, 7978850, 8298004, 9429550, 10372505, 15957700, 18859100, 20745010, 41490020, 51862525, 103725050, 207450100]

約数ペア:

[(1, 207450100), (2, 103725050), (4, 51862525), (5, 41490020), (10, 20745010), (11, 18859100), (13, 15957700), (20, 10372505), (22, 9429550), (25, 8298004), (26, 7978850), (44, 4714775), (50, 4149002), (52, 3989425), (55, 3771820), (65, 3191540), (89, 2330900), (100, 2074501), (110, 1885910), (130, 1595770), (143, 1450700), (163, 1272700), (178, 1165450), (220, 942955), (260, 797885), (275, 754364), (286, 725350), (325, 638308), (326, 636350), (356, 582725), (445, 466180), (550, 377182), (572, 362675), (650, 319154), (652, 318175), (715, 290140), (815, 254540), (890, 233090), (979, 211900), (1100, 188591), (1157, 179300), (1300, 159577), (1430, 145070), (1630, 127270), (1780, 116545), (1793, 115700), (1958, 105950), (2119, 97900), (2225, 93236), (2314, 89650), (2860, 72535), (3260, 63635), (3575, 58028), (3586, 57850), (3916, 52975), (4075, 50908), (4238, 48950), (4450, 46618), (4628, 44825), (4895, 42380), (5785, 35860), (7150, 29014), (7172, 28925), (8150, 25454), (8476, 24475), (8900, 23309), (8965, 23140), (9790, 21190), (10595, 19580), (11570, 17930), (12727, 16300), (14300, 14507)]