72765920

素因数分解:

$2^5\times 5^1\times {\mathrm{127}}^1\times {\mathrm{3581}}^1$

素因数の和:3723

約数の個数: 48

約数和(自身を含む): 173311488

約数和(自身を除く): 100545568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 127, 160, 254, 508, 635, 1016, 1270, 2032, 2540, 3581, 4064, 5080, 7162, 10160, 14324, 17905, 20320, 28648, 35810, 57296, 71620, 114592, 143240, 286480, 454787, 572960, 909574, 1819148, 2273935, 3638296, 4547870, 7276592, 9095740, 14553184, 18191480, 36382960, 72765920]

約数ペア:

[(1, 72765920), (2, 36382960), (4, 18191480), (5, 14553184), (8, 9095740), (10, 7276592), (16, 4547870), (20, 3638296), (32, 2273935), (40, 1819148), (80, 909574), (127, 572960), (160, 454787), (254, 286480), (508, 143240), (635, 114592), (1016, 71620), (1270, 57296), (2032, 35810), (2540, 28648), (3581, 20320), (4064, 17905), (5080, 14324), (7162, 10160)]