80283890

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{2741}}^1$

素因数の和:2878

約数の個数: 32

約数和(自身を含む): 151029360

約数和(自身を除く): 70745470

約数列:

[1, 2, 5, 10, 29, 58, 101, 145, 202, 290, 505, 1010, 2741, 2929, 5482, 5858, 13705, 14645, 27410, 29290, 79489, 158978, 276841, 397445, 553682, 794890, 1384205, 2768410, 8028389, 16056778, 40141945, 80283890]

約数ペア:

[(1, 80283890), (2, 40141945), (5, 16056778), (10, 8028389), (29, 2768410), (58, 1384205), (101, 794890), (145, 553682), (202, 397445), (290, 276841), (505, 158978), (1010, 79489), (2741, 29290), (2929, 27410), (5482, 14645), (5858, 13705)]