172845790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{28289}}^1$

素因数の和:28356

約数の個数: 32

約数和(自身を含む): 342195840

約数和(自身を除く): 169350050

約数列:

[1, 2, 5, 10, 13, 26, 47, 65, 94, 130, 235, 470, 611, 1222, 3055, 6110, 28289, 56578, 141445, 282890, 367757, 735514, 1329583, 1838785, 2659166, 3677570, 6647915, 13295830, 17284579, 34569158, 86422895, 172845790]

約数ペア:

[(1, 172845790), (2, 86422895), (5, 34569158), (10, 17284579), (13, 13295830), (26, 6647915), (47, 3677570), (65, 2659166), (94, 1838785), (130, 1329583), (235, 735514), (470, 367757), (611, 282890), (1222, 141445), (3055, 56578), (6110, 28289)]