87949360

素因数分解:

$2^4\times 5^1\times {\mathrm{307}}^1\times {\mathrm{3581}}^1$

素因数の和:3901

約数の個数: 40

約数和(自身を含む): 205205616

約数和(自身を除く): 117256256

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 307, 614, 1228, 1535, 2456, 3070, 3581, 4912, 6140, 7162, 12280, 14324, 17905, 24560, 28648, 35810, 57296, 71620, 143240, 286480, 1099367, 2198734, 4397468, 5496835, 8794936, 10993670, 17589872, 21987340, 43974680, 87949360]

約数ペア:

[(1, 87949360), (2, 43974680), (4, 21987340), (5, 17589872), (8, 10993670), (10, 8794936), (16, 5496835), (20, 4397468), (40, 2198734), (80, 1099367), (307, 286480), (614, 143240), (1228, 71620), (1535, 57296), (2456, 35810), (3070, 28648), (3581, 24560), (4912, 17905), (6140, 14324), (7162, 12280)]