25177490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{661}}^1$

素因数の和:974

約数の個数: 32

約数和(自身を含む): 49046256

約数和(自身を除く): 23868766

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 293, 586, 661, 1322, 1465, 2930, 3305, 3809, 6610, 7618, 8593, 17186, 19045, 38090, 42965, 85930, 193673, 387346, 968365, 1936730, 2517749, 5035498, 12588745, 25177490]

約数ペア:

[(1, 25177490), (2, 12588745), (5, 5035498), (10, 2517749), (13, 1936730), (26, 968365), (65, 387346), (130, 193673), (293, 85930), (586, 42965), (661, 38090), (1322, 19045), (1465, 17186), (2930, 8593), (3305, 7618), (3809, 6610)]