664250090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{181}}^1\times {\mathrm{509}}^1$

素因数の和:807

約数の個数: 64

約数和(自身を含む): 1390072320

約数和(自身を除く): 725822230

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 103, 181, 206, 362, 509, 515, 721, 905, 1018, 1030, 1267, 1442, 1810, 2534, 2545, 3563, 3605, 5090, 6335, 7126, 7210, 12670, 17815, 18643, 35630, 37286, 52427, 92129, 93215, 104854, 130501, 184258, 186430, 261002, 262135, 366989, 460645, 524270, 644903, 652505, 733978, 921290, 1289806, 1305010, 1834945, 3224515, 3669890, 6449030, 9489287, 18978574, 47446435, 66425009, 94892870, 132850018, 332125045, 664250090]

約数ペア:

[(1, 664250090), (2, 332125045), (5, 132850018), (7, 94892870), (10, 66425009), (14, 47446435), (35, 18978574), (70, 9489287), (103, 6449030), (181, 3669890), (206, 3224515), (362, 1834945), (509, 1305010), (515, 1289806), (721, 921290), (905, 733978), (1018, 652505), (1030, 644903), (1267, 524270), (1442, 460645), (1810, 366989), (2534, 262135), (2545, 261002), (3563, 186430), (3605, 184258), (5090, 130501), (6335, 104854), (7126, 93215), (7210, 92129), (12670, 52427), (17815, 37286), (18643, 35630)]