73887880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{5417}}^1$

素因数の和:5470

約数の個数: 64

約数和(自身を含む): 187246080

約数和(自身を除く): 113358200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 124, 155, 220, 248, 310, 341, 440, 620, 682, 1240, 1364, 1705, 2728, 3410, 5417, 6820, 10834, 13640, 21668, 27085, 43336, 54170, 59587, 108340, 119174, 167927, 216680, 238348, 297935, 335854, 476696, 595870, 671708, 839635, 1191740, 1343416, 1679270, 1847197, 2383480, 3358540, 3694394, 6717080, 7388788, 9235985, 14777576, 18471970, 36943940, 73887880]

約数ペア:

[(1, 73887880), (2, 36943940), (4, 18471970), (5, 14777576), (8, 9235985), (10, 7388788), (11, 6717080), (20, 3694394), (22, 3358540), (31, 2383480), (40, 1847197), (44, 1679270), (55, 1343416), (62, 1191740), (88, 839635), (110, 671708), (124, 595870), (155, 476696), (220, 335854), (248, 297935), (310, 238348), (341, 216680), (440, 167927), (620, 119174), (682, 108340), (1240, 59587), (1364, 54170), (1705, 43336), (2728, 27085), (3410, 21668), (5417, 13640), (6820, 10834)]