77309180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{727}}^1$

素因数の和:1158

約数の個数: 48

約数和(自身を含む): 175506240

約数和(自身を除く): 98197060

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 409, 727, 818, 1454, 1636, 2045, 2908, 3635, 4090, 5317, 7270, 8180, 9451, 10634, 14540, 18902, 21268, 26585, 37804, 47255, 53170, 94510, 106340, 189020, 297343, 594686, 1189372, 1486715, 2973430, 3865459, 5946860, 7730918, 15461836, 19327295, 38654590, 77309180]

約数ペア:

[(1, 77309180), (2, 38654590), (4, 19327295), (5, 15461836), (10, 7730918), (13, 5946860), (20, 3865459), (26, 2973430), (52, 1486715), (65, 1189372), (130, 594686), (260, 297343), (409, 189020), (727, 106340), (818, 94510), (1454, 53170), (1636, 47255), (2045, 37804), (2908, 26585), (3635, 21268), (4090, 18902), (5317, 14540), (7270, 10634), (8180, 9451)]