82826420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{1297}}^1$

素因数の和:1440

約数の個数: 48

約数和(自身を含む): 181429248

約数和(自身を除く): 98602828

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 103, 124, 155, 206, 310, 412, 515, 620, 1030, 1297, 2060, 2594, 3193, 5188, 6386, 6485, 12772, 12970, 15965, 25940, 31930, 40207, 63860, 80414, 133591, 160828, 201035, 267182, 402070, 534364, 667955, 804140, 1335910, 2671820, 4141321, 8282642, 16565284, 20706605, 41413210, 82826420]

約数ペア:

[(1, 82826420), (2, 41413210), (4, 20706605), (5, 16565284), (10, 8282642), (20, 4141321), (31, 2671820), (62, 1335910), (103, 804140), (124, 667955), (155, 534364), (206, 402070), (310, 267182), (412, 201035), (515, 160828), (620, 133591), (1030, 80414), (1297, 63860), (2060, 40207), (2594, 31930), (3193, 25940), (5188, 15965), (6386, 12970), (6485, 12772)]