74060740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{443}}^1\times {\mathrm{643}}^1$

素因数の和:1108

約数の個数: 48

約数和(自身を含む): 168130368

約数和(自身を除く): 94069628

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 443, 643, 886, 1286, 1772, 2215, 2572, 3215, 4430, 5759, 6430, 8359, 8860, 11518, 12860, 16718, 23036, 28795, 33436, 41795, 57590, 83590, 115180, 167180, 284849, 569698, 1139396, 1424245, 2848490, 3703037, 5696980, 7406074, 14812148, 18515185, 37030370, 74060740]

約数ペア:

[(1, 74060740), (2, 37030370), (4, 18515185), (5, 14812148), (10, 7406074), (13, 5696980), (20, 3703037), (26, 2848490), (52, 1424245), (65, 1139396), (130, 569698), (260, 284849), (443, 167180), (643, 115180), (886, 83590), (1286, 57590), (1772, 41795), (2215, 33436), (2572, 28795), (3215, 23036), (4430, 16718), (5759, 12860), (6430, 11518), (8359, 8860)]