68687970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{176123}}^1$

素因数の和:176146

約数の個数: 32

約数和(自身を含む): 177532992

約数和(自身を除く): 108845022

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 176123, 352246, 528369, 880615, 1056738, 1761230, 2289599, 2641845, 4579198, 5283690, 6868797, 11447995, 13737594, 22895990, 34343985, 68687970]

約数ペア:

[(1, 68687970), (2, 34343985), (3, 22895990), (5, 13737594), (6, 11447995), (10, 6868797), (13, 5283690), (15, 4579198), (26, 2641845), (30, 2289599), (39, 1761230), (65, 1056738), (78, 880615), (130, 528369), (195, 352246), (390, 176123)]