164879990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{20533}}^1$

素因数の和:20624

約数の個数: 32

約数和(自身を含む): 328215456

約数和(自身を除く): 163335466

約数列:

[1, 2, 5, 10, 11, 22, 55, 73, 110, 146, 365, 730, 803, 1606, 4015, 8030, 20533, 41066, 102665, 205330, 225863, 451726, 1129315, 1498909, 2258630, 2997818, 7494545, 14989090, 16487999, 32975998, 82439995, 164879990]

約数ペア:

[(1, 164879990), (2, 82439995), (5, 32975998), (10, 16487999), (11, 14989090), (22, 7494545), (55, 2997818), (73, 2258630), (110, 1498909), (146, 1129315), (365, 451726), (730, 225863), (803, 205330), (1606, 102665), (4015, 41066), (8030, 20533)]