169690820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{652657}}^1$

素因数の和:652679

約数の個数: 24

約数和(自身を含む): 383762904

約数和(自身を除く): 214072084

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 652657, 1305314, 2610628, 3263285, 6526570, 8484541, 13053140, 16969082, 33938164, 42422705, 84845410, 169690820]

約数ペア:

[(1, 169690820), (2, 84845410), (4, 42422705), (5, 33938164), (10, 16969082), (13, 13053140), (20, 8484541), (26, 6526570), (52, 3263285), (65, 2610628), (130, 1305314), (260, 652657)]