77407070

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{163}}^1\times {\mathrm{281}}^1$

素因数の和:477

約数の個数: 48

約数和(自身を含む): 152340912

約数和(自身を除く): 74933842

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 163, 169, 281, 326, 338, 562, 815, 845, 1405, 1630, 1690, 2119, 2810, 3653, 4238, 7306, 10595, 18265, 21190, 27547, 36530, 45803, 47489, 55094, 91606, 94978, 137735, 229015, 237445, 275470, 458030, 474890, 595439, 1190878, 2977195, 5954390, 7740707, 15481414, 38703535, 77407070]

約数ペア:

[(1, 77407070), (2, 38703535), (5, 15481414), (10, 7740707), (13, 5954390), (26, 2977195), (65, 1190878), (130, 595439), (163, 474890), (169, 458030), (281, 275470), (326, 237445), (338, 229015), (562, 137735), (815, 94978), (845, 91606), (1405, 55094), (1630, 47489), (1690, 45803), (2119, 36530), (2810, 27547), (3653, 21190), (4238, 18265), (7306, 10595)]