40764100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31357}}^1$

素因数の和:31384

約数の個数: 36

約数和(自身を含む): 95265604

約数和(自身を除く): 54501504

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 31357, 62714, 125428, 156785, 313570, 407641, 627140, 783925, 815282, 1567850, 1630564, 2038205, 3135700, 4076410, 8152820, 10191025, 20382050, 40764100]

約数ペア:

[(1, 40764100), (2, 20382050), (4, 10191025), (5, 8152820), (10, 4076410), (13, 3135700), (20, 2038205), (25, 1630564), (26, 1567850), (50, 815282), (52, 783925), (65, 627140), (100, 407641), (130, 313570), (260, 156785), (325, 125428), (650, 62714), (1300, 31357)]