15664064375

素因数分解:

$5^4\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{3299}}^1$

素因数の和:3497

約数の個数: 40

約数和(自身を含む): 20041084800

約数和(自身を除く): 4377020425

約数列:

[1, 5, 25, 71, 107, 125, 355, 535, 625, 1775, 2675, 3299, 7597, 8875, 13375, 16495, 37985, 44375, 66875, 82475, 189925, 234229, 352993, 412375, 949625, 1171145, 1764965, 2061875, 4748125, 5855725, 8824825, 25062503, 29278625, 44124125, 125312515, 146393125, 220620625, 626562575, 3132812875, 15664064375]

約数ペア:

[(1, 15664064375), (5, 3132812875), (25, 626562575), (71, 220620625), (107, 146393125), (125, 125312515), (355, 44124125), (535, 29278625), (625, 25062503), (1775, 8824825), (2675, 5855725), (3299, 4748125), (7597, 2061875), (8875, 1764965), (13375, 1171145), (16495, 949625), (37985, 412375), (44375, 352993), (66875, 234229), (82475, 189925)]