71681176

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{263}}^1$

素因数の和:464

約数の個数: 64

約数和(自身を含む): 160174080

約数和(自身を除く): 88492904

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 157, 217, 248, 263, 314, 434, 526, 628, 868, 1052, 1099, 1256, 1736, 1841, 2104, 2198, 3682, 4396, 4867, 7364, 8153, 8792, 9734, 14728, 16306, 19468, 32612, 34069, 38936, 41291, 57071, 65224, 68138, 82582, 114142, 136276, 165164, 228284, 272552, 289037, 330328, 456568, 578074, 1156148, 1280021, 2312296, 2560042, 5120084, 8960147, 10240168, 17920294, 35840588, 71681176]

約数ペア:

[(1, 71681176), (2, 35840588), (4, 17920294), (7, 10240168), (8, 8960147), (14, 5120084), (28, 2560042), (31, 2312296), (56, 1280021), (62, 1156148), (124, 578074), (157, 456568), (217, 330328), (248, 289037), (263, 272552), (314, 228284), (434, 165164), (526, 136276), (628, 114142), (868, 82582), (1052, 68138), (1099, 65224), (1256, 57071), (1736, 41291), (1841, 38936), (2104, 34069), (2198, 32612), (3682, 19468), (4396, 16306), (4867, 14728), (7364, 9734), (8153, 8792)]