72987088

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{123289}}^1$

素因数の和:123334

約数の個数: 20

約数和(自身を含む): 145235620

約数和(自身を除く): 72248532

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 123289, 246578, 493156, 986312, 1972624, 4561693, 9123386, 18246772, 36493544, 72987088]

約数ペア:

[(1, 72987088), (2, 36493544), (4, 18246772), (8, 9123386), (16, 4561693), (37, 1972624), (74, 986312), (148, 493156), (296, 246578), (592, 123289)]