68744090

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{21283}}^1$

素因数の和:21326

約数の個数: 32

約数和(自身を含む): 137920320

約数和(自身を除く): 69176230

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 170, 190, 323, 646, 1615, 3230, 21283, 42566, 106415, 212830, 361811, 404377, 723622, 808754, 1809055, 2021885, 3618110, 4043770, 6874409, 13748818, 34372045, 68744090]

約数ペア:

[(1, 68744090), (2, 34372045), (5, 13748818), (10, 6874409), (17, 4043770), (19, 3618110), (34, 2021885), (38, 1809055), (85, 808754), (95, 723622), (170, 404377), (190, 361811), (323, 212830), (646, 106415), (1615, 42566), (3230, 21283)]