55908125

素因数分解:

$5^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{983}}^1$

素因数の和:1023

約数の個数: 40

約数和(自身を含む): 86072448

約数和(自身を除く): 30164323

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 125, 175, 325, 455, 625, 875, 983, 1625, 2275, 4375, 4915, 6881, 8125, 11375, 12779, 24575, 34405, 56875, 63895, 89453, 122875, 172025, 319475, 447265, 614375, 860125, 1597375, 2236325, 4300625, 7986875, 11181625, 55908125]

約数ペア:

[(1, 55908125), (5, 11181625), (7, 7986875), (13, 4300625), (25, 2236325), (35, 1597375), (65, 860125), (91, 614375), (125, 447265), (175, 319475), (325, 172025), (455, 122875), (625, 89453), (875, 63895), (983, 56875), (1625, 34405), (2275, 24575), (4375, 12779), (4915, 11375), (6881, 8125)]