31696990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{10601}}^1$

素因数の和:10644

約数の個数: 32

約数和(自身を含む): 64120896

約数和(自身を除く): 32423906

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 299, 598, 1495, 2990, 10601, 21202, 53005, 106010, 137813, 243823, 275626, 487646, 689065, 1219115, 1378130, 2438230, 3169699, 6339398, 15848495, 31696990]

約数ペア:

[(1, 31696990), (2, 15848495), (5, 6339398), (10, 3169699), (13, 2438230), (23, 1378130), (26, 1219115), (46, 689065), (65, 487646), (115, 275626), (130, 243823), (230, 137813), (299, 106010), (598, 53005), (1495, 21202), (2990, 10601)]