126965710

素因数分解:

$2^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{257}}^1\times {\mathrm{389}}^1$

素因数の和:780

約数の個数: 32

約数和(自身を含む): 231828480

約数和(自身を除く): 104862770

約数列:

[1, 2, 5, 10, 127, 254, 257, 389, 514, 635, 778, 1270, 1285, 1945, 2570, 3890, 32639, 49403, 65278, 98806, 99973, 163195, 199946, 247015, 326390, 494030, 499865, 999730, 12696571, 25393142, 63482855, 126965710]

約数ペア:

[(1, 126965710), (2, 63482855), (5, 25393142), (10, 12696571), (127, 999730), (254, 499865), (257, 494030), (389, 326390), (514, 247015), (635, 199946), (778, 163195), (1270, 99973), (1285, 98806), (1945, 65278), (2570, 49403), (3890, 32639)]