119995280

素因数分解:

$2^4\times 5^1\times {\mathrm{653}}^1\times {\mathrm{2297}}^1$

素因数の和:2963

約数の個数: 40

約数和(自身を含む): 279537912

約数和(自身を除く): 159542632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 653, 1306, 2297, 2612, 3265, 4594, 5224, 6530, 9188, 10448, 11485, 13060, 18376, 22970, 26120, 36752, 45940, 52240, 91880, 183760, 1499941, 2999882, 5999764, 7499705, 11999528, 14999410, 23999056, 29998820, 59997640, 119995280]

約数ペア:

[(1, 119995280), (2, 59997640), (4, 29998820), (5, 23999056), (8, 14999410), (10, 11999528), (16, 7499705), (20, 5999764), (40, 2999882), (80, 1499941), (653, 183760), (1306, 91880), (2297, 52240), (2612, 45940), (3265, 36752), (4594, 26120), (5224, 22970), (6530, 18376), (9188, 13060), (10448, 11485)]