100209440

素因数分解:

$2^5\times 5^1\times {\mathrm{257}}^1\times {\mathrm{2437}}^1$

素因数の和:2709

約数の個数: 48

約数和(自身を含む): 237763512

約数和(自身を除く): 137554072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 257, 514, 1028, 1285, 2056, 2437, 2570, 4112, 4874, 5140, 8224, 9748, 10280, 12185, 19496, 20560, 24370, 38992, 41120, 48740, 77984, 97480, 194960, 389920, 626309, 1252618, 2505236, 3131545, 5010472, 6263090, 10020944, 12526180, 20041888, 25052360, 50104720, 100209440]

約数ペア:

[(1, 100209440), (2, 50104720), (4, 25052360), (5, 20041888), (8, 12526180), (10, 10020944), (16, 6263090), (20, 5010472), (32, 3131545), (40, 2505236), (80, 1252618), (160, 626309), (257, 389920), (514, 194960), (1028, 97480), (1285, 77984), (2056, 48740), (2437, 41120), (2570, 38992), (4112, 24370), (4874, 20560), (5140, 19496), (8224, 12185), (9748, 10280)]