75471880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{3989}}^1$

素因数の和:4054

約数の個数: 64

約数和(自身を含む): 189604800

約数和(自身を除く): 114132920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 43, 44, 55, 86, 88, 110, 172, 215, 220, 344, 430, 440, 473, 860, 946, 1720, 1892, 2365, 3784, 3989, 4730, 7978, 9460, 15956, 18920, 19945, 31912, 39890, 43879, 79780, 87758, 159560, 171527, 175516, 219395, 343054, 351032, 438790, 686108, 857635, 877580, 1372216, 1715270, 1755160, 1886797, 3430540, 3773594, 6861080, 7547188, 9433985, 15094376, 18867970, 37735940, 75471880]

約数ペア:

[(1, 75471880), (2, 37735940), (4, 18867970), (5, 15094376), (8, 9433985), (10, 7547188), (11, 6861080), (20, 3773594), (22, 3430540), (40, 1886797), (43, 1755160), (44, 1715270), (55, 1372216), (86, 877580), (88, 857635), (110, 686108), (172, 438790), (215, 351032), (220, 343054), (344, 219395), (430, 175516), (440, 171527), (473, 159560), (860, 87758), (946, 79780), (1720, 43879), (1892, 39890), (2365, 31912), (3784, 19945), (3989, 18920), (4730, 15956), (7978, 9460)]