79668040

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{20533}}^1$

素因数の和:20641

約数の個数: 32

約数和(自身を含む): 181109880

約数和(自身を除く): 101441840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880, 20533, 41066, 82132, 102665, 164264, 205330, 410660, 821320, 1991701, 3983402, 7966804, 9958505, 15933608, 19917010, 39834020, 79668040]

約数ペア:

[(1, 79668040), (2, 39834020), (4, 19917010), (5, 15933608), (8, 9958505), (10, 7966804), (20, 3983402), (40, 1991701), (97, 821320), (194, 410660), (388, 205330), (485, 164264), (776, 102665), (970, 82132), (1940, 41066), (3880, 20533)]