86710720

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{8741}}^1$

素因数の和:8789

約数の個数: 56

約数和(自身を含む): 213164928

約数和(自身を除く): 126454208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4960, 8741, 9920, 17482, 34964, 43705, 69928, 87410, 139856, 174820, 270971, 279712, 349640, 541942, 559424, 699280, 1083884, 1354855, 1398560, 2167768, 2709710, 2797120, 4335536, 5419420, 8671072, 10838840, 17342144, 21677680, 43355360, 86710720]

約数ペア:

[(1, 86710720), (2, 43355360), (4, 21677680), (5, 17342144), (8, 10838840), (10, 8671072), (16, 5419420), (20, 4335536), (31, 2797120), (32, 2709710), (40, 2167768), (62, 1398560), (64, 1354855), (80, 1083884), (124, 699280), (155, 559424), (160, 541942), (248, 349640), (310, 279712), (320, 270971), (496, 174820), (620, 139856), (992, 87410), (1240, 69928), (1984, 43705), (2480, 34964), (4960, 17482), (8741, 9920)]