25073125

素因数分解:

$5^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{521}}^1$

素因数の和:559

約数の個数: 40

約数和(自身を含む): 39137472

約数和(自身を除く): 14064347

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 125, 175, 275, 385, 521, 625, 875, 1375, 1925, 2605, 3647, 4375, 5731, 6875, 9625, 13025, 18235, 28655, 40117, 48125, 65125, 91175, 143275, 200585, 325625, 455875, 716375, 1002925, 2279375, 3581875, 5014625, 25073125]

約数ペア:

[(1, 25073125), (5, 5014625), (7, 3581875), (11, 2279375), (25, 1002925), (35, 716375), (55, 455875), (77, 325625), (125, 200585), (175, 143275), (275, 91175), (385, 65125), (521, 48125), (625, 40117), (875, 28655), (1375, 18235), (1925, 13025), (2605, 9625), (3647, 6875), (4375, 5731)]