101195920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1151}}^1$

素因数の和:1328

約数の個数: 80

約数和(自身を含む): 270839808

約数和(自身を除く): 169643888

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 157, 280, 314, 560, 628, 785, 1099, 1151, 1256, 1570, 2198, 2302, 2512, 3140, 4396, 4604, 5495, 5755, 6280, 8057, 8792, 9208, 10990, 11510, 12560, 16114, 17584, 18416, 21980, 23020, 32228, 40285, 43960, 46040, 64456, 80570, 87920, 92080, 128912, 161140, 180707, 322280, 361414, 644560, 722828, 903535, 1264949, 1445656, 1807070, 2529898, 2891312, 3614140, 5059796, 6324745, 7228280, 10119592, 12649490, 14456560, 20239184, 25298980, 50597960, 101195920]

約数ペア:

[(1, 101195920), (2, 50597960), (4, 25298980), (5, 20239184), (7, 14456560), (8, 12649490), (10, 10119592), (14, 7228280), (16, 6324745), (20, 5059796), (28, 3614140), (35, 2891312), (40, 2529898), (56, 1807070), (70, 1445656), (80, 1264949), (112, 903535), (140, 722828), (157, 644560), (280, 361414), (314, 322280), (560, 180707), (628, 161140), (785, 128912), (1099, 92080), (1151, 87920), (1256, 80570), (1570, 64456), (2198, 46040), (2302, 43960), (2512, 40285), (3140, 32228), (4396, 23020), (4604, 21980), (5495, 18416), (5755, 17584), (6280, 16114), (8057, 12560), (8792, 11510), (9208, 10990)]