80437880

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{4079}}^1$

素因数の和:4136

約数の個数: 64

約数和(自身を含む): 198288000

約数和(自身を除く): 117850120

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 29, 34, 40, 58, 68, 85, 116, 136, 145, 170, 232, 290, 340, 493, 580, 680, 986, 1160, 1972, 2465, 3944, 4079, 4930, 8158, 9860, 16316, 19720, 20395, 32632, 40790, 69343, 81580, 118291, 138686, 163160, 236582, 277372, 346715, 473164, 554744, 591455, 693430, 946328, 1182910, 1386860, 2010947, 2365820, 2773720, 4021894, 4731640, 8043788, 10054735, 16087576, 20109470, 40218940, 80437880]

約数ペア:

[(1, 80437880), (2, 40218940), (4, 20109470), (5, 16087576), (8, 10054735), (10, 8043788), (17, 4731640), (20, 4021894), (29, 2773720), (34, 2365820), (40, 2010947), (58, 1386860), (68, 1182910), (85, 946328), (116, 693430), (136, 591455), (145, 554744), (170, 473164), (232, 346715), (290, 277372), (340, 236582), (493, 163160), (580, 138686), (680, 118291), (986, 81580), (1160, 69343), (1972, 40790), (2465, 32632), (3944, 20395), (4079, 19720), (4930, 16316), (8158, 9860)]