143664625

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{419}}^1$

素因数の和:658

約数の個数: 32

約数和(自身を含む): 194463360

約数和(自身を除く): 50798735

約数列:

[1, 5, 13, 25, 65, 125, 211, 325, 419, 1055, 1625, 2095, 2743, 5275, 5447, 10475, 13715, 26375, 27235, 52375, 68575, 88409, 136175, 342875, 442045, 680875, 1149317, 2210225, 5746585, 11051125, 28732925, 143664625]

約数ペア:

[(1, 143664625), (5, 28732925), (13, 11051125), (25, 5746585), (65, 2210225), (125, 1149317), (211, 680875), (325, 442045), (419, 342875), (1055, 136175), (1625, 88409), (2095, 68575), (2743, 52375), (5275, 27235), (5447, 26375), (10475, 13715)]