25148890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{647}}^1$

素因数の和:703

約数の個数: 48

約数和(自身を含む): 51228288

約数和(自身を除く): 26079398

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 169, 230, 299, 338, 598, 647, 845, 1294, 1495, 1690, 2990, 3235, 3887, 6470, 7774, 8411, 14881, 16822, 19435, 29762, 38870, 42055, 74405, 84110, 109343, 148810, 193453, 218686, 386906, 546715, 967265, 1093430, 1934530, 2514889, 5029778, 12574445, 25148890]

約数ペア:

[(1, 25148890), (2, 12574445), (5, 5029778), (10, 2514889), (13, 1934530), (23, 1093430), (26, 967265), (46, 546715), (65, 386906), (115, 218686), (130, 193453), (169, 148810), (230, 109343), (299, 84110), (338, 74405), (598, 42055), (647, 38870), (845, 29762), (1294, 19435), (1495, 16822), (1690, 14881), (2990, 8411), (3235, 7774), (3887, 6470)]