80255640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{39341}}^1$

素因数の和:39372

約数の個数: 64

約数和(自身を含む): 254936160

約数和(自身を除く): 174680520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 39341, 78682, 118023, 157364, 196705, 236046, 314728, 393410, 472092, 590115, 668797, 786820, 944184, 1180230, 1337594, 1573640, 2006391, 2360460, 2675188, 3343985, 4012782, 4720920, 5350376, 6687970, 8025564, 10031955, 13375940, 16051128, 20063910, 26751880, 40127820, 80255640]

約数ペア:

[(1, 80255640), (2, 40127820), (3, 26751880), (4, 20063910), (5, 16051128), (6, 13375940), (8, 10031955), (10, 8025564), (12, 6687970), (15, 5350376), (17, 4720920), (20, 4012782), (24, 3343985), (30, 2675188), (34, 2360460), (40, 2006391), (51, 1573640), (60, 1337594), (68, 1180230), (85, 944184), (102, 786820), (120, 668797), (136, 590115), (170, 472092), (204, 393410), (255, 314728), (340, 236046), (408, 196705), (510, 157364), (680, 118023), (1020, 78682), (2040, 39341)]