72010778

素因数分解:

$2^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1\times {\mathrm{401}}^1$

素因数の和:638

約数の個数: 32

約数和(自身を含む): 125964288

約数和(自身を除く): 53953510

約数列:

[1, 2, 7, 14, 101, 127, 202, 254, 401, 707, 802, 889, 1414, 1778, 2807, 5614, 12827, 25654, 40501, 50927, 81002, 89789, 101854, 179578, 283507, 356489, 567014, 712978, 5143627, 10287254, 36005389, 72010778]

約数ペア:

[(1, 72010778), (2, 36005389), (7, 10287254), (14, 5143627), (101, 712978), (127, 567014), (202, 356489), (254, 283507), (401, 179578), (707, 101854), (802, 89789), (889, 81002), (1414, 50927), (1778, 40501), (2807, 25654), (5614, 12827)]