828394550

素因数分解:

$2^1\times 5^2\times {\mathrm{97}}^1\times {\mathrm{109}}^1\times {\mathrm{1567}}^1$

素因数の和:1785

約数の個数: 48

約数和(自身を含む): 1571982720

約数和(自身を除く): 743588170

約数列:

[1, 2, 5, 10, 25, 50, 97, 109, 194, 218, 485, 545, 970, 1090, 1567, 2425, 2725, 3134, 4850, 5450, 7835, 10573, 15670, 21146, 39175, 52865, 78350, 105730, 151999, 170803, 264325, 303998, 341606, 528650, 759995, 854015, 1519990, 1708030, 3799975, 4270075, 7599950, 8540150, 16567891, 33135782, 82839455, 165678910, 414197275, 828394550]

約数ペア:

[(1, 828394550), (2, 414197275), (5, 165678910), (10, 82839455), (25, 33135782), (50, 16567891), (97, 8540150), (109, 7599950), (194, 4270075), (218, 3799975), (485, 1708030), (545, 1519990), (970, 854015), (1090, 759995), (1567, 528650), (2425, 341606), (2725, 303998), (3134, 264325), (4850, 170803), (5450, 151999), (7835, 105730), (10573, 78350), (15670, 52865), (21146, 39175)]