70079960

素因数分解:

$2^3\times 5^1\times {\mathrm{653}}^1\times {\mathrm{2683}}^1$

素因数の和:3347

約数の個数: 32

約数和(自身を含む): 157980240

約数和(自身を除く): 87900280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 653, 1306, 2612, 2683, 3265, 5224, 5366, 6530, 10732, 13060, 13415, 21464, 26120, 26830, 53660, 107320, 1751999, 3503998, 7007996, 8759995, 14015992, 17519990, 35039980, 70079960]

約数ペア:

[(1, 70079960), (2, 35039980), (4, 17519990), (5, 14015992), (8, 8759995), (10, 7007996), (20, 3503998), (40, 1751999), (653, 107320), (1306, 53660), (2612, 26830), (2683, 26120), (3265, 21464), (5224, 13415), (5366, 13060), (6530, 10732)]