13365280

素因数分解:

$2^5\times 5^1\times {\mathrm{103}}^1\times {\mathrm{811}}^1$

素因数の和:929

約数の個数: 48

約数和(自身を含む): 31921344

約数和(自身を除く): 18556064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 103, 160, 206, 412, 515, 811, 824, 1030, 1622, 1648, 2060, 3244, 3296, 4055, 4120, 6488, 8110, 8240, 12976, 16220, 16480, 25952, 32440, 64880, 83533, 129760, 167066, 334132, 417665, 668264, 835330, 1336528, 1670660, 2673056, 3341320, 6682640, 13365280]

約数ペア:

[(1, 13365280), (2, 6682640), (4, 3341320), (5, 2673056), (8, 1670660), (10, 1336528), (16, 835330), (20, 668264), (32, 417665), (40, 334132), (80, 167066), (103, 129760), (160, 83533), (206, 64880), (412, 32440), (515, 25952), (811, 16480), (824, 16220), (1030, 12976), (1622, 8240), (1648, 8110), (2060, 6488), (3244, 4120), (3296, 4055)]