72510425

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{47}}^2\times {\mathrm{101}}^1$

素因数の和:218

約数の個数: 36

約数和(自身を含む): 99912876

約数和(自身を除く): 27402451

約数列:

[1, 5, 13, 25, 47, 65, 101, 235, 325, 505, 611, 1175, 1313, 2209, 2525, 3055, 4747, 6565, 11045, 15275, 23735, 28717, 32825, 55225, 61711, 118675, 143585, 223109, 308555, 717925, 1115545, 1542775, 2900417, 5577725, 14502085, 72510425]

約数ペア:

[(1, 72510425), (5, 14502085), (13, 5577725), (25, 2900417), (47, 1542775), (65, 1115545), (101, 717925), (235, 308555), (325, 223109), (505, 143585), (611, 118675), (1175, 61711), (1313, 55225), (2209, 32825), (2525, 28717), (3055, 23735), (4747, 15275), (6565, 11045)]