80876810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{16273}}^1$

素因数の和:16358

約数の個数: 32

約数和(自身を含む): 168728832

約数和(自身を除く): 87852022

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 355, 497, 710, 994, 2485, 4970, 16273, 32546, 81365, 113911, 162730, 227822, 569555, 1139110, 1155383, 2310766, 5776915, 8087681, 11553830, 16175362, 40438405, 80876810]

約数ペア:

[(1, 80876810), (2, 40438405), (5, 16175362), (7, 11553830), (10, 8087681), (14, 5776915), (35, 2310766), (70, 1155383), (71, 1139110), (142, 569555), (355, 227822), (497, 162730), (710, 113911), (994, 81365), (2485, 32546), (4970, 16273)]