2645001875

素因数分解:

$5^4\times {\mathrm{19}}^3\times {\mathrm{617}}^1$

素因数の和:694

約数の個数: 40

約数和(自身を含む): 3494443920

約数和(自身を除く): 849442045

約数列:

[1, 5, 19, 25, 95, 125, 361, 475, 617, 625, 1805, 2375, 3085, 6859, 9025, 11723, 11875, 15425, 34295, 45125, 58615, 77125, 171475, 222737, 225625, 293075, 385625, 857375, 1113685, 1465375, 4232003, 4286875, 5568425, 7326875, 21160015, 27842125, 105800075, 139210625, 529000375, 2645001875]

約数ペア:

[(1, 2645001875), (5, 529000375), (19, 139210625), (25, 105800075), (95, 27842125), (125, 21160015), (361, 7326875), (475, 5568425), (617, 4286875), (625, 4232003), (1805, 1465375), (2375, 1113685), (3085, 857375), (6859, 385625), (9025, 293075), (11723, 225625), (11875, 222737), (15425, 171475), (34295, 77125), (45125, 58615)]