27912625

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{193}}^1$

素因数の和:310

約数の個数: 32

約数和(自身を含む): 38132640

約数和(自身を除く): 10220015

約数列:

[1, 5, 13, 25, 65, 89, 125, 193, 325, 445, 965, 1157, 1625, 2225, 2509, 4825, 5785, 11125, 12545, 17177, 24125, 28925, 62725, 85885, 144625, 223301, 313625, 429425, 1116505, 2147125, 5582525, 27912625]

約数ペア:

[(1, 27912625), (5, 5582525), (13, 2147125), (25, 1116505), (65, 429425), (89, 313625), (125, 223301), (193, 144625), (325, 85885), (445, 62725), (965, 28925), (1157, 24125), (1625, 17177), (2225, 12545), (2509, 11125), (4825, 5785)]