156969410

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{4297}}^1$

素因数の和:4598

約数の個数: 32

約数和(自身を含む): 305433072

約数和(自身を除く): 148463662

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 281, 562, 1405, 2810, 3653, 4297, 7306, 8594, 18265, 21485, 36530, 42970, 55861, 111722, 279305, 558610, 1207457, 2414914, 6037285, 12074570, 15696941, 31393882, 78484705, 156969410]

約数ペア:

[(1, 156969410), (2, 78484705), (5, 31393882), (10, 15696941), (13, 12074570), (26, 6037285), (65, 2414914), (130, 1207457), (281, 558610), (562, 279305), (1405, 111722), (2810, 55861), (3653, 42970), (4297, 36530), (7306, 21485), (8594, 18265)]