16578301820

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{643}}^1\times {\mathrm{44453}}^1$

素因数の和:45134

約数の個数: 48

約数和(自身を含む): 36071753760

約数和(自身を除く): 19493451940

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 643, 1286, 2572, 3215, 6430, 12860, 18647, 37294, 44453, 74588, 88906, 93235, 177812, 186470, 222265, 372940, 444530, 889060, 1289137, 2578274, 5156548, 6445685, 12891370, 25782740, 28583279, 57166558, 114333116, 142916395, 285832790, 571665580, 828915091, 1657830182, 3315660364, 4144575455, 8289150910, 16578301820]

約数ペア:

[(1, 16578301820), (2, 8289150910), (4, 4144575455), (5, 3315660364), (10, 1657830182), (20, 828915091), (29, 571665580), (58, 285832790), (116, 142916395), (145, 114333116), (290, 57166558), (580, 28583279), (643, 25782740), (1286, 12891370), (2572, 6445685), (3215, 5156548), (6430, 2578274), (12860, 1289137), (18647, 889060), (37294, 444530), (44453, 372940), (74588, 222265), (88906, 186470), (93235, 177812)]