70865180

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{811}}^1$

素因数の和:1094

約数の個数: 48

約数和(自身を含む): 158378976

約数和(自身を除く): 87513796

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 257, 340, 514, 811, 1028, 1285, 1622, 2570, 3244, 4055, 4369, 5140, 8110, 8738, 13787, 16220, 17476, 21845, 27574, 43690, 55148, 68935, 87380, 137870, 208427, 275740, 416854, 833708, 1042135, 2084270, 3543259, 4168540, 7086518, 14173036, 17716295, 35432590, 70865180]

約数ペア:

[(1, 70865180), (2, 35432590), (4, 17716295), (5, 14173036), (10, 7086518), (17, 4168540), (20, 3543259), (34, 2084270), (68, 1042135), (85, 833708), (170, 416854), (257, 275740), (340, 208427), (514, 137870), (811, 87380), (1028, 68935), (1285, 55148), (1622, 43690), (2570, 27574), (3244, 21845), (4055, 17476), (4369, 16220), (5140, 13787), (8110, 8738)]