72529132

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{199}}^1$

素因数の和:422

約数の個数: 48

約数和(自身を含む): 141433600

約数和(自身を除く): 68904468

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 163, 172, 199, 326, 398, 559, 652, 796, 1118, 2119, 2236, 2587, 4238, 5174, 7009, 8476, 8557, 10348, 14018, 17114, 28036, 32437, 34228, 64874, 91117, 111241, 129748, 182234, 222482, 364468, 421681, 444964, 843362, 1394791, 1686724, 2789582, 5579164, 18132283, 36264566, 72529132]

約数ペア:

[(1, 72529132), (2, 36264566), (4, 18132283), (13, 5579164), (26, 2789582), (43, 1686724), (52, 1394791), (86, 843362), (163, 444964), (172, 421681), (199, 364468), (326, 222482), (398, 182234), (559, 129748), (652, 111241), (796, 91117), (1118, 64874), (2119, 34228), (2236, 32437), (2587, 28036), (4238, 17114), (5174, 14018), (7009, 10348), (8476, 8557)]