251336410

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{84059}}^1$

素因数の和:84102

約数の個数: 32

約数和(自身を含む): 508394880

約数和(自身を除く): 257058470

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 299, 598, 1495, 2990, 84059, 168118, 420295, 840590, 1092767, 1933357, 2185534, 3866714, 5463835, 9666785, 10927670, 19333570, 25133641, 50267282, 125668205, 251336410]

約数ペア:

[(1, 251336410), (2, 125668205), (5, 50267282), (10, 25133641), (13, 19333570), (23, 10927670), (26, 9666785), (46, 5463835), (65, 3866714), (115, 2185534), (130, 1933357), (230, 1092767), (299, 840590), (598, 420295), (1495, 168118), (2990, 84059)]