87798890

素因数分解:

$2^1\times 5^1\times {\mathrm{541}}^1\times {\mathrm{16229}}^1$

素因数の和:16777

約数の個数: 16

約数和(自身を含む): 158339880

約数和(自身を除く): 70540990

約数列:

[1, 2, 5, 10, 541, 1082, 2705, 5410, 16229, 32458, 81145, 162290, 8779889, 17559778, 43899445, 87798890]

約数ペア:

[(1, 87798890), (2, 43899445), (5, 17559778), (10, 8779889), (541, 162290), (1082, 81145), (2705, 32458), (5410, 16229)]