813148960

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{1249}}^1$

素因数の和:1590

約数の個数: 96

約数和(自身を含む): 2077110000

約数和(自身を除く): 1263961040

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 313, 416, 520, 626, 1040, 1249, 1252, 1565, 2080, 2498, 2504, 3130, 4069, 4996, 5008, 6245, 6260, 8138, 9992, 10016, 12490, 12520, 16237, 16276, 19984, 20345, 24980, 25040, 32474, 32552, 39968, 40690, 49960, 50080, 64948, 65104, 81185, 81380, 99920, 129896, 130208, 162370, 162760, 199840, 259792, 324740, 325520, 390937, 519584, 649480, 651040, 781874, 1298960, 1563748, 1954685, 2597920, 3127496, 3909370, 5082181, 6254992, 7818740, 10164362, 12509984, 15637480, 20328724, 25410905, 31274960, 40657448, 50821810, 62549920, 81314896, 101643620, 162629792, 203287240, 406574480, 813148960]

約数ペア:

[(1, 813148960), (2, 406574480), (4, 203287240), (5, 162629792), (8, 101643620), (10, 81314896), (13, 62549920), (16, 50821810), (20, 40657448), (26, 31274960), (32, 25410905), (40, 20328724), (52, 15637480), (65, 12509984), (80, 10164362), (104, 7818740), (130, 6254992), (160, 5082181), (208, 3909370), (260, 3127496), (313, 2597920), (416, 1954685), (520, 1563748), (626, 1298960), (1040, 781874), (1249, 651040), (1252, 649480), (1565, 519584), (2080, 390937), (2498, 325520), (2504, 324740), (3130, 259792), (4069, 199840), (4996, 162760), (5008, 162370), (6245, 130208), (6260, 129896), (8138, 99920), (9992, 81380), (10016, 81185), (12490, 65104), (12520, 64948), (16237, 50080), (16276, 49960), (19984, 40690), (20345, 39968), (24980, 32552), (25040, 32474)]