900838000

素因数分解:

$2^4\times 5^3\times {\mathrm{103}}^1\times {\mathrm{4373}}^1$

素因数の和:4499

約数の個数: 80

約数和(自身を含む): 2199877056

約数和(自身を除く): 1299039056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 103, 125, 200, 206, 250, 400, 412, 500, 515, 824, 1000, 1030, 1648, 2000, 2060, 2575, 4120, 4373, 5150, 8240, 8746, 10300, 12875, 17492, 20600, 21865, 25750, 34984, 41200, 43730, 51500, 69968, 87460, 103000, 109325, 174920, 206000, 218650, 349840, 437300, 450419, 546625, 874600, 900838, 1093250, 1749200, 1801676, 2186500, 2252095, 3603352, 4373000, 4504190, 7206704, 8746000, 9008380, 11260475, 18016760, 22520950, 36033520, 45041900, 56302375, 90083800, 112604750, 180167600, 225209500, 450419000, 900838000]

約数ペア:

[(1, 900838000), (2, 450419000), (4, 225209500), (5, 180167600), (8, 112604750), (10, 90083800), (16, 56302375), (20, 45041900), (25, 36033520), (40, 22520950), (50, 18016760), (80, 11260475), (100, 9008380), (103, 8746000), (125, 7206704), (200, 4504190), (206, 4373000), (250, 3603352), (400, 2252095), (412, 2186500), (500, 1801676), (515, 1749200), (824, 1093250), (1000, 900838), (1030, 874600), (1648, 546625), (2000, 450419), (2060, 437300), (2575, 349840), (4120, 218650), (4373, 206000), (5150, 174920), (8240, 109325), (8746, 103000), (10300, 87460), (12875, 69968), (17492, 51500), (20600, 43730), (21865, 41200), (25750, 34984)]