42678790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1289}}^1$

素因数の和:1357

約数の個数: 64

約数和(自身を含む): 98081280

約数和(自身を除く): 55402490

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 43, 55, 70, 77, 86, 110, 154, 215, 301, 385, 430, 473, 602, 770, 946, 1289, 1505, 2365, 2578, 3010, 3311, 4730, 6445, 6622, 9023, 12890, 14179, 16555, 18046, 28358, 33110, 45115, 55427, 70895, 90230, 99253, 110854, 141790, 198506, 277135, 387989, 496265, 554270, 609697, 775978, 992530, 1219394, 1939945, 3048485, 3879890, 4267879, 6096970, 8535758, 21339395, 42678790]

約数ペア:

[(1, 42678790), (2, 21339395), (5, 8535758), (7, 6096970), (10, 4267879), (11, 3879890), (14, 3048485), (22, 1939945), (35, 1219394), (43, 992530), (55, 775978), (70, 609697), (77, 554270), (86, 496265), (110, 387989), (154, 277135), (215, 198506), (301, 141790), (385, 110854), (430, 99253), (473, 90230), (602, 70895), (770, 55427), (946, 45115), (1289, 33110), (1505, 28358), (2365, 18046), (2578, 16555), (3010, 14179), (3311, 12890), (4730, 9023), (6445, 6622)]