68643416

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{6389}}^1$

素因数の和:6491

約数の個数: 32

約数和(自身を含む): 138024000

約数和(自身を除く): 69380584

約数列:

[1, 2, 4, 8, 17, 34, 68, 79, 136, 158, 316, 632, 1343, 2686, 5372, 6389, 10744, 12778, 25556, 51112, 108613, 217226, 434452, 504731, 868904, 1009462, 2018924, 4037848, 8580427, 17160854, 34321708, 68643416]

約数ペア:

[(1, 68643416), (2, 34321708), (4, 17160854), (8, 8580427), (17, 4037848), (34, 2018924), (68, 1009462), (79, 868904), (136, 504731), (158, 434452), (316, 217226), (632, 108613), (1343, 51112), (2686, 25556), (5372, 12778), (6389, 10744)]