157136768

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{199}}^2$

素因数の和:443

約数の個数: 48

約数和(自身を含む): 324776160

約数和(自身を除く): 167639392

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 199, 248, 398, 496, 796, 992, 1592, 1984, 3184, 3968, 6169, 6368, 12338, 12736, 24676, 25472, 39601, 49352, 79202, 98704, 158404, 197408, 316808, 394816, 633616, 789632, 1227631, 1267232, 2455262, 2534464, 4910524, 5068928, 9821048, 19642096, 39284192, 78568384, 157136768]

約数ペア:

[(1, 157136768), (2, 78568384), (4, 39284192), (8, 19642096), (16, 9821048), (31, 5068928), (32, 4910524), (62, 2534464), (64, 2455262), (124, 1267232), (128, 1227631), (199, 789632), (248, 633616), (398, 394816), (496, 316808), (796, 197408), (992, 158404), (1592, 98704), (1984, 79202), (3184, 49352), (3968, 39601), (6169, 25472), (6368, 24676), (12338, 12736)]