71294972

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{167}}^1\times {\mathrm{193}}^1$

素因数の和:450

約数の個数: 48

約数和(自身を含む): 146012160

約数和(自身を除く): 74717188

約数列:

[1, 2, 4, 7, 14, 28, 79, 158, 167, 193, 316, 334, 386, 553, 668, 772, 1106, 1169, 1351, 2212, 2338, 2702, 4676, 5404, 13193, 15247, 26386, 30494, 32231, 52772, 60988, 64462, 92351, 106729, 128924, 184702, 213458, 225617, 369404, 426916, 451234, 902468, 2546249, 5092498, 10184996, 17823743, 35647486, 71294972]

約数ペア:

[(1, 71294972), (2, 35647486), (4, 17823743), (7, 10184996), (14, 5092498), (28, 2546249), (79, 902468), (158, 451234), (167, 426916), (193, 369404), (316, 225617), (334, 213458), (386, 184702), (553, 128924), (668, 106729), (772, 92351), (1106, 64462), (1169, 60988), (1351, 52772), (2212, 32231), (2338, 30494), (2702, 26386), (4676, 15247), (5404, 13193)]