7995880

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1$

素因数の和:214

約数の個数: 64

約数和(自身を含む): 19083600

約数和(自身を除く): 11087720

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 61, 113, 116, 122, 145, 226, 232, 244, 290, 305, 452, 488, 565, 580, 610, 904, 1130, 1160, 1220, 1769, 2260, 2440, 3277, 3538, 4520, 6554, 6893, 7076, 8845, 13108, 13786, 14152, 16385, 17690, 26216, 27572, 32770, 34465, 35380, 55144, 65540, 68930, 70760, 131080, 137860, 199897, 275720, 399794, 799588, 999485, 1599176, 1998970, 3997940, 7995880]

約数ペア:

[(1, 7995880), (2, 3997940), (4, 1998970), (5, 1599176), (8, 999485), (10, 799588), (20, 399794), (29, 275720), (40, 199897), (58, 137860), (61, 131080), (113, 70760), (116, 68930), (122, 65540), (145, 55144), (226, 35380), (232, 34465), (244, 32770), (290, 27572), (305, 26216), (452, 17690), (488, 16385), (565, 14152), (580, 13786), (610, 13108), (904, 8845), (1130, 7076), (1160, 6893), (1220, 6554), (1769, 4520), (2260, 3538), (2440, 3277)]