72716960

素因数分解:

$2^5\times 5^1\times {\mathrm{179}}^1\times {\mathrm{2539}}^1$

素因数の和:2733

約数の個数: 48

約数和(自身を含む): 172821600

約数和(自身を除く): 100104640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 179, 358, 716, 895, 1432, 1790, 2539, 2864, 3580, 5078, 5728, 7160, 10156, 12695, 14320, 20312, 25390, 28640, 40624, 50780, 81248, 101560, 203120, 406240, 454481, 908962, 1817924, 2272405, 3635848, 4544810, 7271696, 9089620, 14543392, 18179240, 36358480, 72716960]

約数ペア:

[(1, 72716960), (2, 36358480), (4, 18179240), (5, 14543392), (8, 9089620), (10, 7271696), (16, 4544810), (20, 3635848), (32, 2272405), (40, 1817924), (80, 908962), (160, 454481), (179, 406240), (358, 203120), (716, 101560), (895, 81248), (1432, 50780), (1790, 40624), (2539, 28640), (2864, 25390), (3580, 20312), (5078, 14320), (5728, 12695), (7160, 10156)]