27720663125

素因数分解:

$5^4\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{7019}}^1$

素因数の和:7199

約数の個数: 40

約数和(自身を含む): 35527377600

約数和(自身を除く): 7806714475

約数列:

[1, 5, 25, 71, 89, 125, 355, 445, 625, 1775, 2225, 6319, 7019, 8875, 11125, 31595, 35095, 44375, 55625, 157975, 175475, 498349, 624691, 789875, 877375, 2491745, 3123455, 3949375, 4386875, 12458725, 15617275, 44353061, 62293625, 78086375, 221765305, 311468125, 390431875, 1108826525, 5544132625, 27720663125]

約数ペア:

[(1, 27720663125), (5, 5544132625), (25, 1108826525), (71, 390431875), (89, 311468125), (125, 221765305), (355, 78086375), (445, 62293625), (625, 44353061), (1775, 15617275), (2225, 12458725), (6319, 4386875), (7019, 3949375), (8875, 3123455), (11125, 2491745), (31595, 877375), (35095, 789875), (44375, 624691), (55625, 498349), (157975, 175475)]