67984390

素因数分解:

$2^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1\times {\mathrm{643}}^1$

素因数の和:856

約数の個数: 32

約数和(自身を含む): 124961760

約数和(自身を除く): 56977370

約数列:

[1, 2, 5, 10, 97, 109, 194, 218, 485, 545, 643, 970, 1090, 1286, 3215, 6430, 10573, 21146, 52865, 62371, 70087, 105730, 124742, 140174, 311855, 350435, 623710, 700870, 6798439, 13596878, 33992195, 67984390]

約数ペア:

[(1, 67984390), (2, 33992195), (5, 13596878), (10, 6798439), (97, 700870), (109, 623710), (194, 350435), (218, 311855), (485, 140174), (545, 124742), (643, 105730), (970, 70087), (1090, 62371), (1286, 52865), (3215, 21146), (6430, 10573)]