158469560

素因数分解:

$2^3\times 5^1\times {\mathrm{331}}^1\times {\mathrm{11969}}^1$

素因数の和:12311

約数の個数: 32

約数和(自身を含む): 357663600

約数和(自身を除く): 199194040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 331, 662, 1324, 1655, 2648, 3310, 6620, 11969, 13240, 23938, 47876, 59845, 95752, 119690, 239380, 478760, 3961739, 7923478, 15846956, 19808695, 31693912, 39617390, 79234780, 158469560]

約数ペア:

[(1, 158469560), (2, 79234780), (4, 39617390), (5, 31693912), (8, 19808695), (10, 15846956), (20, 7923478), (40, 3961739), (331, 478760), (662, 239380), (1324, 119690), (1655, 95752), (2648, 59845), (3310, 47876), (6620, 23938), (11969, 13240)]