42751960

素因数分解:

$2^3\times 5^1\times {\mathrm{331}}^1\times {\mathrm{3229}}^1$

素因数の和:3571

約数の個数: 32

約数和(自身を含む): 96512400

約数和(自身を除く): 53760440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 331, 662, 1324, 1655, 2648, 3229, 3310, 6458, 6620, 12916, 13240, 16145, 25832, 32290, 64580, 129160, 1068799, 2137598, 4275196, 5343995, 8550392, 10687990, 21375980, 42751960]

約数ペア:

[(1, 42751960), (2, 21375980), (4, 10687990), (5, 8550392), (8, 5343995), (10, 4275196), (20, 2137598), (40, 1068799), (331, 129160), (662, 64580), (1324, 32290), (1655, 25832), (2648, 16145), (3229, 13240), (3310, 12916), (6458, 6620)]