3885390640

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{701}}^1\times {\mathrm{877}}^1$

素因数の和:1670

約数の個数: 80

約数和(自身を含む): 9171377280

約数和(自身を除く): 5285986640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 701, 790, 877, 1264, 1402, 1580, 1754, 2804, 3160, 3505, 3508, 4385, 5608, 6320, 7010, 7016, 8770, 11216, 14020, 14032, 17540, 28040, 35080, 55379, 56080, 69283, 70160, 110758, 138566, 221516, 276895, 277132, 346415, 443032, 553790, 554264, 614777, 692830, 886064, 1107580, 1108528, 1229554, 1385660, 2215160, 2459108, 2771320, 3073885, 4430320, 4918216, 5542640, 6147770, 9836432, 12295540, 24591080, 48567383, 49182160, 97134766, 194269532, 242836915, 388539064, 485673830, 777078128, 971347660, 1942695320, 3885390640]

約数ペア:

[(1, 3885390640), (2, 1942695320), (4, 971347660), (5, 777078128), (8, 485673830), (10, 388539064), (16, 242836915), (20, 194269532), (40, 97134766), (79, 49182160), (80, 48567383), (158, 24591080), (316, 12295540), (395, 9836432), (632, 6147770), (701, 5542640), (790, 4918216), (877, 4430320), (1264, 3073885), (1402, 2771320), (1580, 2459108), (1754, 2215160), (2804, 1385660), (3160, 1229554), (3505, 1108528), (3508, 1107580), (4385, 886064), (5608, 692830), (6320, 614777), (7010, 554264), (7016, 553790), (8770, 443032), (11216, 346415), (14020, 277132), (14032, 276895), (17540, 221516), (28040, 138566), (35080, 110758), (55379, 70160), (56080, 69283)]