9867879125

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{47}}^2\times {\mathrm{2749}}^1$

素因数の和:2871

約数の個数: 48

約数和(自身を含む): 13555542000

約数和(自身を除く): 3687662875

約数列:

[1, 5, 13, 25, 47, 65, 125, 235, 325, 611, 1175, 1625, 2209, 2749, 3055, 5875, 11045, 13745, 15275, 28717, 35737, 55225, 68725, 76375, 129203, 143585, 178685, 276125, 343625, 646015, 717925, 893425, 1679639, 3230075, 3589625, 4467125, 6072541, 8398195, 16150375, 30362705, 41990975, 78943033, 151813525, 209954875, 394715165, 759067625, 1973575825, 9867879125]

約数ペア:

[(1, 9867879125), (5, 1973575825), (13, 759067625), (25, 394715165), (47, 209954875), (65, 151813525), (125, 78943033), (235, 41990975), (325, 30362705), (611, 16150375), (1175, 8398195), (1625, 6072541), (2209, 4467125), (2749, 3589625), (3055, 3230075), (5875, 1679639), (11045, 893425), (13745, 717925), (15275, 646015), (28717, 343625), (35737, 276125), (55225, 178685), (68725, 143585), (76375, 129203)]