487995.00000000

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^2\times {\mathrm{103}}^1$

素因数の和:260

約数の個数: 72

約数和(自身を含む): 201002256

約数和(自身を除く): 117926576

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 80, 103, 142, 160, 206, 284, 355, 412, 515, 568, 710, 824, 1030, 1136, 1420, 1648, 2060, 2272, 2840, 3296, 4120, 5041, 5680, 7313, 8240, 10082, 11360, 14626, 16480, 20164, 25205, 29252, 36565, 40328, 50410, 58504, 73130, 80656, 100820, 117008, 146260, 161312, 201640, 234016, 292520, 403280, 519223, 585040, 806560, 1038446, 1170080, 2076892, 2596115, 4153784, 5192230, 8307568, 10384460, 16615136, 20768920, 41537840, 83075680]

約数ペア:

[(1, 83075680), (2, 41537840), (4, 20768920), (5, 16615136), (8, 10384460), (10, 8307568), (16, 5192230), (20, 4153784), (32, 2596115), (40, 2076892), (71, 1170080), (80, 1038446), (103, 806560), (142, 585040), (160, 519223), (206, 403280), (284, 292520), (355, 234016), (412, 201640), (515, 161312), (568, 146260), (710, 117008), (824, 100820), (1030, 80656), (1136, 73130), (1420, 58504), (1648, 50410), (2060, 40328), (2272, 36565), (2840, 29252), (3296, 25205), (4120, 20164), (5041, 16480), (5680, 14626), (7313, 11360), (8240, 10082)]