20804670525

素因数分解:

$3^1\times 5^2\times {\mathrm{151}}^1\times {\mathrm{157}}^1\times {\mathrm{11701}}^1$

素因数の和:12022

約数の個数: 48

約数和(自身を含む): 34848368768

約数和(自身を除く): 14043698243

約数列:

[1, 3, 5, 15, 25, 75, 151, 157, 453, 471, 755, 785, 2265, 2355, 3775, 3925, 11325, 11701, 11775, 23707, 35103, 58505, 71121, 118535, 175515, 292525, 355605, 592675, 877575, 1766851, 1778025, 1837057, 5300553, 5511171, 8834255, 9185285, 26502765, 27555855, 44171275, 45926425, 132513825, 137779275, 277395607, 832186821, 1386978035, 4160934105, 6934890175, 20804670525]

約数ペア:

[(1, 20804670525), (3, 6934890175), (5, 4160934105), (15, 1386978035), (25, 832186821), (75, 277395607), (151, 137779275), (157, 132513825), (453, 45926425), (471, 44171275), (755, 27555855), (785, 26502765), (2265, 9185285), (2355, 8834255), (3775, 5511171), (3925, 5300553), (11325, 1837057), (11701, 1778025), (11775, 1766851), (23707, 877575), (35103, 592675), (58505, 355605), (71121, 292525), (118535, 175515)]