137249320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{263941}}^1$

素因数の和:263965

約数の個数: 32

約数和(自身を含む): 332566920

約数和(自身を除く): 195317600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 263941, 527882, 1055764, 1319705, 2111528, 2639410, 3431233, 5278820, 6862466, 10557640, 13724932, 17156165, 27449864, 34312330, 68624660, 137249320]

約数ペア:

[(1, 137249320), (2, 68624660), (4, 34312330), (5, 27449864), (8, 17156165), (10, 13724932), (13, 10557640), (20, 6862466), (26, 5278820), (40, 3431233), (52, 2639410), (65, 2111528), (104, 1319705), (130, 1055764), (260, 527882), (520, 263941)]