78350480

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{75337}}^1$

素因数の和:75363

約数の個数: 40

約数和(自身を含む): 196180152

約数和(自身を除く): 117829672

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 75337, 150674, 301348, 376685, 602696, 753370, 979381, 1205392, 1506740, 1958762, 3013480, 3917524, 4896905, 6026960, 7835048, 9793810, 15670096, 19587620, 39175240, 78350480]

約数ペア:

[(1, 78350480), (2, 39175240), (4, 19587620), (5, 15670096), (8, 9793810), (10, 7835048), (13, 6026960), (16, 4896905), (20, 3917524), (26, 3013480), (40, 1958762), (52, 1506740), (65, 1205392), (80, 979381), (104, 753370), (130, 602696), (208, 376685), (260, 301348), (520, 150674), (1040, 75337)]