80795312

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{1249}}^1$

素因数の和:1581

約数の個数: 40

約数和(自身を含む): 169260000

約数和(自身を除く): 88464688

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 311, 622, 1244, 1249, 2488, 2498, 4043, 4976, 4996, 8086, 9992, 16172, 16237, 19984, 32344, 32474, 64688, 64948, 129896, 259792, 388439, 776878, 1553756, 3107512, 5049707, 6215024, 10099414, 20198828, 40397656, 80795312]

約数ペア:

[(1, 80795312), (2, 40397656), (4, 20198828), (8, 10099414), (13, 6215024), (16, 5049707), (26, 3107512), (52, 1553756), (104, 776878), (208, 388439), (311, 259792), (622, 129896), (1244, 64948), (1249, 64688), (2488, 32474), (2498, 32344), (4043, 19984), (4976, 16237), (4996, 16172), (8086, 9992)]