33656720

素因数分解:

$2^4\times 5^1\times {\mathrm{257}}^1\times {\mathrm{1637}}^1$

素因数の和:1907

約数の個数: 40

約数和(自身を含む): 78604344

約数和(自身を除く): 44947624

約数列:

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

約数ペア:

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