65784080

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{383}}^1$

素因数の和:528

約数の個数: 80

約数和(自身を含む): 162846720

約数和(自身を除く): 97062640

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 113, 152, 190, 226, 304, 380, 383, 452, 565, 760, 766, 904, 1130, 1520, 1532, 1808, 1915, 2147, 2260, 3064, 3830, 4294, 4520, 6128, 7277, 7660, 8588, 9040, 10735, 14554, 15320, 17176, 21470, 29108, 30640, 34352, 36385, 42940, 43279, 58216, 72770, 85880, 86558, 116432, 145540, 171760, 173116, 216395, 291080, 346232, 432790, 582160, 692464, 822301, 865580, 1644602, 1731160, 3289204, 3462320, 4111505, 6578408, 8223010, 13156816, 16446020, 32892040, 65784080]

約数ペア:

[(1, 65784080), (2, 32892040), (4, 16446020), (5, 13156816), (8, 8223010), (10, 6578408), (16, 4111505), (19, 3462320), (20, 3289204), (38, 1731160), (40, 1644602), (76, 865580), (80, 822301), (95, 692464), (113, 582160), (152, 432790), (190, 346232), (226, 291080), (304, 216395), (380, 173116), (383, 171760), (452, 145540), (565, 116432), (760, 86558), (766, 85880), (904, 72770), (1130, 58216), (1520, 43279), (1532, 42940), (1808, 36385), (1915, 34352), (2147, 30640), (2260, 29108), (3064, 21470), (3830, 17176), (4294, 15320), (4520, 14554), (6128, 10735), (7277, 9040), (7660, 8588)]