80476660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{5011}}^1$

素因数の和:5104

約数の個数: 48

約数和(自身を含む): 186927552

約数和(自身を除く): 106450892

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 73, 110, 146, 220, 292, 365, 730, 803, 1460, 1606, 3212, 4015, 5011, 8030, 10022, 16060, 20044, 25055, 50110, 55121, 100220, 110242, 220484, 275605, 365803, 551210, 731606, 1102420, 1463212, 1829015, 3658030, 4023833, 7316060, 8047666, 16095332, 20119165, 40238330, 80476660]

約数ペア:

[(1, 80476660), (2, 40238330), (4, 20119165), (5, 16095332), (10, 8047666), (11, 7316060), (20, 4023833), (22, 3658030), (44, 1829015), (55, 1463212), (73, 1102420), (110, 731606), (146, 551210), (220, 365803), (292, 275605), (365, 220484), (730, 110242), (803, 100220), (1460, 55121), (1606, 50110), (3212, 25055), (4015, 20044), (5011, 16060), (8030, 10022)]