401553625

素因数分解:

$5^3\times {\mathrm{11}}^2\times {\mathrm{139}}^1\times {\mathrm{191}}^1$

素因数の和:367

約数の個数: 48

約数和(自身を含む): 557706240

約数和(自身を除く): 156152615

約数列:

[1, 5, 11, 25, 55, 121, 125, 139, 191, 275, 605, 695, 955, 1375, 1529, 2101, 3025, 3475, 4775, 7645, 10505, 15125, 16819, 17375, 23111, 23875, 26549, 38225, 52525, 84095, 115555, 132745, 191125, 262625, 292039, 420475, 577775, 663725, 1460195, 2102375, 2888875, 3212429, 3318625, 7300975, 16062145, 36504875, 80310725, 401553625]

約数ペア:

[(1, 401553625), (5, 80310725), (11, 36504875), (25, 16062145), (55, 7300975), (121, 3318625), (125, 3212429), (139, 2888875), (191, 2102375), (275, 1460195), (605, 663725), (695, 577775), (955, 420475), (1375, 292039), (1529, 262625), (2101, 191125), (3025, 132745), (3475, 115555), (4775, 84095), (7645, 52525), (10505, 38225), (15125, 26549), (16819, 23875), (17375, 23111)]