77386790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{1579}}^1$

素因数の和:1641

約数の個数: 48

約数和(自身を含む): 156135600

約数和(自身を除く): 78748810

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 169, 290, 338, 377, 754, 845, 1579, 1690, 1885, 3158, 3770, 4901, 7895, 9802, 15790, 20527, 24505, 41054, 45791, 49010, 91582, 102635, 205270, 228955, 266851, 457910, 533702, 595283, 1190566, 1334255, 2668510, 2976415, 5952830, 7738679, 15477358, 38693395, 77386790]

約数ペア:

[(1, 77386790), (2, 38693395), (5, 15477358), (10, 7738679), (13, 5952830), (26, 2976415), (29, 2668510), (58, 1334255), (65, 1190566), (130, 595283), (145, 533702), (169, 457910), (290, 266851), (338, 228955), (377, 205270), (754, 102635), (845, 91582), (1579, 49010), (1690, 45791), (1885, 41054), (3158, 24505), (3770, 20527), (4901, 15790), (7895, 9802)]