320437624

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{181243}}^1$

素因数の和:181279

約数の個数: 32

約数和(自身を含む): 685102320

約数和(自身を除く): 364664696

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 442, 884, 1768, 181243, 362486, 724972, 1449944, 2356159, 3081131, 4712318, 6162262, 9424636, 12324524, 18849272, 24649048, 40054703, 80109406, 160218812, 320437624]

約数ペア:

[(1, 320437624), (2, 160218812), (4, 80109406), (8, 40054703), (13, 24649048), (17, 18849272), (26, 12324524), (34, 9424636), (52, 6162262), (68, 4712318), (104, 3081131), (136, 2356159), (221, 1449944), (442, 724972), (884, 362486), (1768, 181243)]