78650870

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{317}}^1\times {\mathrm{577}}^1$

素因数の和:944

約数の個数: 32

約数和(自身を含む): 145572768

約数和(自身を除く): 66921898

約数列:

[1, 2, 5, 10, 43, 86, 215, 317, 430, 577, 634, 1154, 1585, 2885, 3170, 5770, 13631, 24811, 27262, 49622, 68155, 124055, 136310, 182909, 248110, 365818, 914545, 1829090, 7865087, 15730174, 39325435, 78650870]

約数ペア:

[(1, 78650870), (2, 39325435), (5, 15730174), (10, 7865087), (43, 1829090), (86, 914545), (215, 365818), (317, 248110), (430, 182909), (577, 136310), (634, 124055), (1154, 68155), (1585, 49622), (2885, 27262), (3170, 24811), (5770, 13631)]