156969020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{26249}}^1$

素因数の和:26294

約数の個数: 48

約数和(自身を含む): 370440000

約数和(自身を除く): 213470980

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 115, 130, 230, 260, 299, 460, 598, 1196, 1495, 2990, 5980, 26249, 52498, 104996, 131245, 262490, 341237, 524980, 603727, 682474, 1207454, 1364948, 1706185, 2414908, 3018635, 3412370, 6037270, 6824740, 7848451, 12074540, 15696902, 31393804, 39242255, 78484510, 156969020]

約数ペア:

[(1, 156969020), (2, 78484510), (4, 39242255), (5, 31393804), (10, 15696902), (13, 12074540), (20, 7848451), (23, 6824740), (26, 6037270), (46, 3412370), (52, 3018635), (65, 2414908), (92, 1706185), (115, 1364948), (130, 1207454), (230, 682474), (260, 603727), (299, 524980), (460, 341237), (598, 262490), (1196, 131245), (1495, 104996), (2990, 52498), (5980, 26249)]