72878984

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{4481}}^1$

素因数の和:4613

約数の個数: 32

約数和(自身を含む): 145216800

約数和(自身を除く): 72337816

約数列:

[1, 2, 4, 8, 19, 38, 76, 107, 152, 214, 428, 856, 2033, 4066, 4481, 8132, 8962, 16264, 17924, 35848, 85139, 170278, 340556, 479467, 681112, 958934, 1917868, 3835736, 9109873, 18219746, 36439492, 72878984]

約数ペア:

[(1, 72878984), (2, 36439492), (4, 18219746), (8, 9109873), (19, 3835736), (38, 1917868), (76, 958934), (107, 681112), (152, 479467), (214, 340556), (428, 170278), (856, 85139), (2033, 35848), (4066, 17924), (4481, 16264), (8132, 8962)]