67131640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{269}}^1\times {\mathrm{367}}^1$

素因数の和:664

約数の個数: 64

約数和(自身を含む): 160963200

約数和(自身を除く): 93831560

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 269, 340, 367, 538, 680, 734, 1076, 1345, 1468, 1835, 2152, 2690, 2936, 3670, 4573, 5380, 6239, 7340, 9146, 10760, 12478, 14680, 18292, 22865, 24956, 31195, 36584, 45730, 49912, 62390, 91460, 98723, 124780, 182920, 197446, 249560, 394892, 493615, 789784, 987230, 1678291, 1974460, 3356582, 3948920, 6713164, 8391455, 13426328, 16782910, 33565820, 67131640]

約数ペア:

[(1, 67131640), (2, 33565820), (4, 16782910), (5, 13426328), (8, 8391455), (10, 6713164), (17, 3948920), (20, 3356582), (34, 1974460), (40, 1678291), (68, 987230), (85, 789784), (136, 493615), (170, 394892), (269, 249560), (340, 197446), (367, 182920), (538, 124780), (680, 98723), (734, 91460), (1076, 62390), (1345, 49912), (1468, 45730), (1835, 36584), (2152, 31195), (2690, 24956), (2936, 22865), (3670, 18292), (4573, 14680), (5380, 12478), (6239, 10760), (7340, 9146)]