66693328

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{1031}}^1$

素因数の和:1363

約数の個数: 40

約数和(自身を含む): 139741056

約数和(自身を除く): 73047728

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 311, 622, 1031, 1244, 2062, 2488, 4043, 4124, 4976, 8086, 8248, 13403, 16172, 16496, 26806, 32344, 53612, 64688, 107224, 214448, 320641, 641282, 1282564, 2565128, 4168333, 5130256, 8336666, 16673332, 33346664, 66693328]

約数ペア:

[(1, 66693328), (2, 33346664), (4, 16673332), (8, 8336666), (13, 5130256), (16, 4168333), (26, 2565128), (52, 1282564), (104, 641282), (208, 320641), (311, 214448), (622, 107224), (1031, 64688), (1244, 53612), (2062, 32344), (2488, 26806), (4043, 16496), (4124, 16172), (4976, 13403), (8086, 8248)]