80071368

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{256639}}^1$

素因数の和:256661

約数の個数: 32

約数和(自身を含む): 215577600

約数和(自身を除く): 135506232

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 256639, 513278, 769917, 1026556, 1539834, 2053112, 3079668, 3336307, 6159336, 6672614, 10008921, 13345228, 20017842, 26690456, 40035684, 80071368]

約数ペア:

[(1, 80071368), (2, 40035684), (3, 26690456), (4, 20017842), (6, 13345228), (8, 10008921), (12, 6672614), (13, 6159336), (24, 3336307), (26, 3079668), (39, 2053112), (52, 1539834), (78, 1026556), (104, 769917), (156, 513278), (312, 256639)]