291254651290

素因数分解:

$2^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{947}}^1\times {\mathrm{79063}}^1$

素因数の和:80406

約数の個数: 32

約数和(自身を含む): 526167757440

約数和(自身を除く): 234913106150

約数列:

[1, 2, 5, 10, 389, 778, 947, 1894, 1945, 3890, 4735, 9470, 79063, 158126, 368383, 395315, 736766, 790630, 1841915, 3683830, 30755507, 61511014, 74872661, 149745322, 153777535, 307555070, 374363305, 748726610, 29125465129, 58250930258, 145627325645, 291254651290]

約数ペア:

[(1, 291254651290), (2, 145627325645), (5, 58250930258), (10, 29125465129), (389, 748726610), (778, 374363305), (947, 307555070), (1894, 153777535), (1945, 149745322), (3890, 74872661), (4735, 61511014), (9470, 30755507), (79063, 3683830), (158126, 1841915), (368383, 790630), (395315, 736766)]