78902530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{643}}^1\times {\mathrm{1753}}^1$

素因数の和:2410

約数の個数: 32

約数和(自身を含む): 162658944

約数和(自身を除く): 83756414

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 643, 1286, 1753, 3215, 3506, 4501, 6430, 8765, 9002, 12271, 17530, 22505, 24542, 45010, 61355, 122710, 1127179, 2254358, 5635895, 7890253, 11271790, 15780506, 39451265, 78902530]

約数ペア:

[(1, 78902530), (2, 39451265), (5, 15780506), (7, 11271790), (10, 7890253), (14, 5635895), (35, 2254358), (70, 1127179), (643, 122710), (1286, 61355), (1753, 45010), (3215, 24542), (3506, 22505), (4501, 17530), (6430, 12271), (8765, 9002)]