78478640

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{33827}}^1$

素因数の和:33869

約数の個数: 40

約数和(自身を含む): 188760240

約数和(自身を除く): 110281600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 33827, 67654, 135308, 169135, 270616, 338270, 541232, 676540, 980983, 1353080, 1961966, 2706160, 3923932, 4904915, 7847864, 9809830, 15695728, 19619660, 39239320, 78478640]

約数ペア:

[(1, 78478640), (2, 39239320), (4, 19619660), (5, 15695728), (8, 9809830), (10, 7847864), (16, 4904915), (20, 3923932), (29, 2706160), (40, 1961966), (58, 1353080), (80, 980983), (116, 676540), (145, 541232), (232, 338270), (290, 270616), (464, 169135), (580, 135308), (1160, 67654), (2320, 33827)]