99239660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20089}}^1$

素因数の和:20130

約数の個数: 48

約数和(自身を含む): 236258400

約数和(自身を除く): 137018740

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 20089, 40178, 80356, 100445, 200890, 261157, 381691, 401780, 522314, 763382, 1044628, 1305785, 1526764, 1908455, 2611570, 3816910, 4961983, 5223140, 7633820, 9923966, 19847932, 24809915, 49619830, 99239660]

約数ペア:

[(1, 99239660), (2, 49619830), (4, 24809915), (5, 19847932), (10, 9923966), (13, 7633820), (19, 5223140), (20, 4961983), (26, 3816910), (38, 2611570), (52, 1908455), (65, 1526764), (76, 1305785), (95, 1044628), (130, 763382), (190, 522314), (247, 401780), (260, 381691), (380, 261157), (494, 200890), (988, 100445), (1235, 80356), (2470, 40178), (4940, 20089)]