80707878

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{179}}^1\times {\mathrm{677}}^1$

素因数の和:901

約数の個数: 48

約数和(自身を含む): 180863280

約数和(自身を除く): 100155402

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 111, 179, 222, 333, 358, 537, 666, 677, 1074, 1354, 1611, 2031, 3222, 4062, 6093, 6623, 12186, 13246, 19869, 25049, 39738, 50098, 59607, 75147, 119214, 121183, 150294, 225441, 242366, 363549, 450882, 727098, 1090647, 2181294, 4483771, 8967542, 13451313, 26902626, 40353939, 80707878]

約数ペア:

[(1, 80707878), (2, 40353939), (3, 26902626), (6, 13451313), (9, 8967542), (18, 4483771), (37, 2181294), (74, 1090647), (111, 727098), (179, 450882), (222, 363549), (333, 242366), (358, 225441), (537, 150294), (666, 121183), (677, 119214), (1074, 75147), (1354, 59607), (1611, 50098), (2031, 39738), (3222, 25049), (4062, 19869), (6093, 13246), (6623, 12186)]