78109040

素因数分解:

$2^4\times 5^1\times {\mathrm{761}}^1\times {\mathrm{1283}}^1$

素因数の和:2057

約数の個数: 40

約数和(自身を含む): 181983888

約数和(自身を除く): 103874848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 761, 1283, 1522, 2566, 3044, 3805, 5132, 6088, 6415, 7610, 10264, 12176, 12830, 15220, 20528, 25660, 30440, 51320, 60880, 102640, 976363, 1952726, 3905452, 4881815, 7810904, 9763630, 15621808, 19527260, 39054520, 78109040]

約数ペア:

[(1, 78109040), (2, 39054520), (4, 19527260), (5, 15621808), (8, 9763630), (10, 7810904), (16, 4881815), (20, 3905452), (40, 1952726), (80, 976363), (761, 102640), (1283, 60880), (1522, 51320), (2566, 30440), (3044, 25660), (3805, 20528), (5132, 15220), (6088, 12830), (6415, 12176), (7610, 10264)]