64111216

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{18131}}^1$

素因数の和:18169

約数の個数: 40

約数和(自身を含む): 141647184

約数和(自身を除く): 77535968

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 884, 1768, 3536, 18131, 36262, 72524, 145048, 235703, 290096, 308227, 471406, 616454, 942812, 1232908, 1885624, 2465816, 3771248, 4006951, 4931632, 8013902, 16027804, 32055608, 64111216]

約数ペア:

[(1, 64111216), (2, 32055608), (4, 16027804), (8, 8013902), (13, 4931632), (16, 4006951), (17, 3771248), (26, 2465816), (34, 1885624), (52, 1232908), (68, 942812), (104, 616454), (136, 471406), (208, 308227), (221, 290096), (272, 235703), (442, 145048), (884, 72524), (1768, 36262), (3536, 18131)]