67313440

素因数分解:

$2^5\times 5^1\times {\mathrm{257}}^1\times {\mathrm{1637}}^1$

素因数の和:1909

約数の個数: 48

約数和(自身を含む): 159744312

約数和(自身を除く): 92430872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 257, 514, 1028, 1285, 1637, 2056, 2570, 3274, 4112, 5140, 6548, 8185, 8224, 10280, 13096, 16370, 20560, 26192, 32740, 41120, 52384, 65480, 130960, 261920, 420709, 841418, 1682836, 2103545, 3365672, 4207090, 6731344, 8414180, 13462688, 16828360, 33656720, 67313440]

約数ペア:

[(1, 67313440), (2, 33656720), (4, 16828360), (5, 13462688), (8, 8414180), (10, 6731344), (16, 4207090), (20, 3365672), (32, 2103545), (40, 1682836), (80, 841418), (160, 420709), (257, 261920), (514, 130960), (1028, 65480), (1285, 52384), (1637, 41120), (2056, 32740), (2570, 26192), (3274, 20560), (4112, 16370), (5140, 13096), (6548, 10280), (8185, 8224)]