64228190

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{21481}}^1$

素因数の和:21524

約数の個数: 32

約数和(自身を含む): 129923136

約数和(自身を除く): 65694946

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 299, 598, 1495, 2990, 21481, 42962, 107405, 214810, 279253, 494063, 558506, 988126, 1396265, 2470315, 2792530, 4940630, 6422819, 12845638, 32114095, 64228190]

約数ペア:

[(1, 64228190), (2, 32114095), (5, 12845638), (10, 6422819), (13, 4940630), (23, 2792530), (26, 2470315), (46, 1396265), (65, 988126), (115, 558506), (130, 494063), (230, 279253), (299, 214810), (598, 107405), (1495, 42962), (2990, 21481)]