318011950

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{1031}}^1$

素因数の和:1273

約数の個数: 48

約数和(自身を含む): 614246400

約数和(自身を除く): 296234450

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 155, 199, 310, 398, 775, 995, 1031, 1550, 1990, 2062, 4975, 5155, 6169, 9950, 10310, 12338, 25775, 30845, 31961, 51550, 61690, 63922, 154225, 159805, 205169, 308450, 319610, 410338, 799025, 1025845, 1598050, 2051690, 5129225, 6360239, 10258450, 12720478, 31801195, 63602390, 159005975, 318011950]

約数ペア:

[(1, 318011950), (2, 159005975), (5, 63602390), (10, 31801195), (25, 12720478), (31, 10258450), (50, 6360239), (62, 5129225), (155, 2051690), (199, 1598050), (310, 1025845), (398, 799025), (775, 410338), (995, 319610), (1031, 308450), (1550, 205169), (1990, 159805), (2062, 154225), (4975, 63922), (5155, 61690), (6169, 51550), (9950, 31961), (10310, 30845), (12338, 25775)]