260665210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{87179}}^1$

素因数の和:87222

約数の個数: 32

約数和(自身を含む): 527264640

約数和(自身を除く): 266599430

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 299, 598, 1495, 2990, 87179, 174358, 435895, 871790, 1133327, 2005117, 2266654, 4010234, 5666635, 10025585, 11333270, 20051170, 26066521, 52133042, 130332605, 260665210]

約数ペア:

[(1, 260665210), (2, 130332605), (5, 52133042), (10, 26066521), (13, 20051170), (23, 11333270), (26, 10025585), (46, 5666635), (65, 4010234), (115, 2266654), (130, 2005117), (230, 1133327), (299, 871790), (598, 435895), (1495, 174358), (2990, 87179)]