129331180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{8053}}^1$

素因数の和:8146

約数の個数: 48

約数和(自身を含む): 300381984

約数和(自身を除く): 171050804

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, 8030, 8053, 16060, 16106, 32212, 40265, 80530, 88583, 161060, 177166, 354332, 442915, 587869, 885830, 1175738, 1771660, 2351476, 2939345, 5878690, 6466559, 11757380, 12933118, 25866236, 32332795, 64665590, 129331180]

約数ペア:

[(1, 129331180), (2, 64665590), (4, 32332795), (5, 25866236), (10, 12933118), (11, 11757380), (20, 6466559), (22, 5878690), (44, 2939345), (55, 2351476), (73, 1771660), (110, 1175738), (146, 885830), (220, 587869), (292, 442915), (365, 354332), (730, 177166), (803, 161060), (1460, 88583), (1606, 80530), (3212, 40265), (4015, 32212), (8030, 16106), (8053, 16060)]