81512100

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{41}}^1\times {\mathrm{47}}^2$

素因数の和:155

約数の個数: 162

約数和(自身を含む): 267413874

約数和(自身を除く): 185901774

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 41, 45, 47, 50, 60, 75, 82, 90, 94, 100, 123, 141, 150, 164, 180, 188, 205, 225, 235, 246, 282, 300, 369, 410, 423, 450, 470, 492, 564, 615, 705, 738, 820, 846, 900, 940, 1025, 1175, 1230, 1410, 1476, 1692, 1845, 1927, 2050, 2115, 2209, 2350, 2460, 2820, 3075, 3525, 3690, 3854, 4100, 4230, 4418, 4700, 5781, 6150, 6627, 7050, 7380, 7708, 8460, 8836, 9225, 9635, 10575, 11045, 11562, 12300, 13254, 14100, 17343, 18450, 19270, 19881, 21150, 22090, 23124, 26508, 28905, 33135, 34686, 36900, 38540, 39762, 42300, 44180, 48175, 55225, 57810, 66270, 69372, 79524, 86715, 90569, 96350, 99405, 110450, 115620, 132540, 144525, 165675, 173430, 181138, 192700, 198810, 220900, 271707, 289050, 331350, 346860, 362276, 397620, 433575, 452845, 497025, 543414, 578100, 662700, 815121, 867150, 905690, 994050, 1086828, 1358535, 1630242, 1734300, 1811380, 1988100, 2264225, 2717070, 3260484, 4075605, 4528450, 5434140, 6792675, 8151210, 9056900, 13585350, 16302420, 20378025, 27170700, 40756050, 81512100]

約数ペア:

[(1, 81512100), (2, 40756050), (3, 27170700), (4, 20378025), (5, 16302420), (6, 13585350), (9, 9056900), (10, 8151210), (12, 6792675), (15, 5434140), (18, 4528450), (20, 4075605), (25, 3260484), (30, 2717070), (36, 2264225), (41, 1988100), (45, 1811380), (47, 1734300), (50, 1630242), (60, 1358535), (75, 1086828), (82, 994050), (90, 905690), (94, 867150), (100, 815121), (123, 662700), (141, 578100), (150, 543414), (164, 497025), (180, 452845), (188, 433575), (205, 397620), (225, 362276), (235, 346860), (246, 331350), (282, 289050), (300, 271707), (369, 220900), (410, 198810), (423, 192700), (450, 181138), (470, 173430), (492, 165675), (564, 144525), (615, 132540), (705, 115620), (738, 110450), (820, 99405), (846, 96350), (900, 90569), (940, 86715), (1025, 79524), (1175, 69372), (1230, 66270), (1410, 57810), (1476, 55225), (1692, 48175), (1845, 44180), (1927, 42300), (2050, 39762), (2115, 38540), (2209, 36900), (2350, 34686), (2460, 33135), (2820, 28905), (3075, 26508), (3525, 23124), (3690, 22090), (3854, 21150), (4100, 19881), (4230, 19270), (4418, 18450), (4700, 17343), (5781, 14100), (6150, 13254), (6627, 12300), (7050, 11562), (7380, 11045), (7708, 10575), (8460, 9635), (8836, 9225)]