164856410

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{211}}^1$

素因数の和:363

約数の個数: 64

約数和(自身を含む): 322375680

約数和(自身を除く): 157519270

約数列:

[1, 2, 5, 10, 23, 43, 46, 79, 86, 115, 158, 211, 215, 230, 395, 422, 430, 790, 989, 1055, 1817, 1978, 2110, 3397, 3634, 4853, 4945, 6794, 9073, 9085, 9706, 9890, 16669, 16985, 18146, 18170, 24265, 33338, 33970, 45365, 48530, 78131, 83345, 90730, 156262, 166690, 208679, 383387, 390655, 417358, 716767, 766774, 781310, 1043395, 1433534, 1916935, 2086790, 3583835, 3833870, 7167670, 16485641, 32971282, 82428205, 164856410]

約数ペア:

[(1, 164856410), (2, 82428205), (5, 32971282), (10, 16485641), (23, 7167670), (43, 3833870), (46, 3583835), (79, 2086790), (86, 1916935), (115, 1433534), (158, 1043395), (211, 781310), (215, 766774), (230, 716767), (395, 417358), (422, 390655), (430, 383387), (790, 208679), (989, 166690), (1055, 156262), (1817, 90730), (1978, 83345), (2110, 78131), (3397, 48530), (3634, 45365), (4853, 33970), (4945, 33338), (6794, 24265), (9073, 18170), (9085, 18146), (9706, 16985), (9890, 16669)]