1279462900

素因数分解:

$2^2\times 5^2\times {\mathrm{457}}^1\times {\mathrm{27997}}^1$

素因数の和:28468

約数の個数: 36

約数和(自身を含む): 2782609228

約数和(自身を除く): 1503146328

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 457, 914, 1828, 2285, 4570, 9140, 11425, 22850, 27997, 45700, 55994, 111988, 139985, 279970, 559940, 699925, 1399850, 2799700, 12794629, 25589258, 51178516, 63973145, 127946290, 255892580, 319865725, 639731450, 1279462900]

約数ペア:

[(1, 1279462900), (2, 639731450), (4, 319865725), (5, 255892580), (10, 127946290), (20, 63973145), (25, 51178516), (50, 25589258), (100, 12794629), (457, 2799700), (914, 1399850), (1828, 699925), (2285, 559940), (4570, 279970), (9140, 139985), (11425, 111988), (22850, 55994), (27997, 45700)]