69438520

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{13669}}^1$

素因数の和:13807

約数の個数: 32

約数和(自身を含む): 157478400

約数和(自身を除く): 88039880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 13669, 27338, 54676, 68345, 109352, 136690, 273380, 546760, 1735963, 3471926, 6943852, 8679815, 13887704, 17359630, 34719260, 69438520]

約数ペア:

[(1, 69438520), (2, 34719260), (4, 17359630), (5, 13887704), (8, 8679815), (10, 6943852), (20, 3471926), (40, 1735963), (127, 546760), (254, 273380), (508, 136690), (635, 109352), (1016, 68345), (1270, 54676), (2540, 27338), (5080, 13669)]