7921151875

素因数分解:

$5^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139273}}^1$

素因数の和:139313

約数の個数: 40

約数和(自身を含む): 12182575328

約数和(自身を除く): 4261423453

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 125, 175, 325, 455, 625, 875, 1625, 2275, 4375, 8125, 11375, 56875, 139273, 696365, 974911, 1810549, 3481825, 4874555, 9052745, 12673843, 17409125, 24372775, 45263725, 63369215, 87045625, 121863875, 226318625, 316846075, 609319375, 1131593125, 1584230375, 7921151875]

約数ペア:

[(1, 7921151875), (5, 1584230375), (7, 1131593125), (13, 609319375), (25, 316846075), (35, 226318625), (65, 121863875), (91, 87045625), (125, 63369215), (175, 45263725), (325, 24372775), (455, 17409125), (625, 12673843), (875, 9052745), (1625, 4874555), (2275, 3481825), (4375, 1810549), (8125, 974911), (11375, 696365), (56875, 139273)]