78692960

素因数分解:

$2^5\times 5^1\times {\mathrm{557}}^1\times {\mathrm{883}}^1$

素因数の和:1455

約数の個数: 48

約数和(自身を含む): 186456816

約数和(自身を除く): 107763856

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 557, 883, 1114, 1766, 2228, 2785, 3532, 4415, 4456, 5570, 7064, 8830, 8912, 11140, 14128, 17660, 17824, 22280, 28256, 35320, 44560, 70640, 89120, 141280, 491831, 983662, 1967324, 2459155, 3934648, 4918310, 7869296, 9836620, 15738592, 19673240, 39346480, 78692960]

約数ペア:

[(1, 78692960), (2, 39346480), (4, 19673240), (5, 15738592), (8, 9836620), (10, 7869296), (16, 4918310), (20, 3934648), (32, 2459155), (40, 1967324), (80, 983662), (160, 491831), (557, 141280), (883, 89120), (1114, 70640), (1766, 44560), (2228, 35320), (2785, 28256), (3532, 22280), (4415, 17824), (4456, 17660), (5570, 14128), (7064, 11140), (8830, 8912)]