329331380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{17957}}^1$

素因数の和:18104

約数の個数: 48

約数和(自身を含む): 796473216

約数和(自身を除く): 467141836

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 131, 140, 262, 524, 655, 917, 1310, 1834, 2620, 3668, 4585, 9170, 17957, 18340, 35914, 71828, 89785, 125699, 179570, 251398, 359140, 502796, 628495, 1256990, 2352367, 2513980, 4704734, 9409468, 11761835, 16466569, 23523670, 32933138, 47047340, 65866276, 82332845, 164665690, 329331380]

約数ペア:

[(1, 329331380), (2, 164665690), (4, 82332845), (5, 65866276), (7, 47047340), (10, 32933138), (14, 23523670), (20, 16466569), (28, 11761835), (35, 9409468), (70, 4704734), (131, 2513980), (140, 2352367), (262, 1256990), (524, 628495), (655, 502796), (917, 359140), (1310, 251398), (1834, 179570), (2620, 125699), (3668, 89785), (4585, 71828), (9170, 35914), (17957, 18340)]