155013680

素因数分解:

$2^4\times 5^1\times {\mathrm{683}}^1\times {\mathrm{2837}}^1$

素因数の和:3533

約数の個数: 40

約数和(自身を含む): 361061712

約数和(自身を除く): 206048032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 683, 1366, 2732, 2837, 3415, 5464, 5674, 6830, 10928, 11348, 13660, 14185, 22696, 27320, 28370, 45392, 54640, 56740, 113480, 226960, 1937671, 3875342, 7750684, 9688355, 15501368, 19376710, 31002736, 38753420, 77506840, 155013680]

約数ペア:

[(1, 155013680), (2, 77506840), (4, 38753420), (5, 31002736), (8, 19376710), (10, 15501368), (16, 9688355), (20, 7750684), (40, 3875342), (80, 1937671), (683, 226960), (1366, 113480), (2732, 56740), (2837, 54640), (3415, 45392), (5464, 28370), (5674, 27320), (6830, 22696), (10928, 14185), (11348, 13660)]