386099800

素因数分解:

$2^3\times 5^2\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{199}}^1$

素因数の和:413

約数の個数: 96

約数和(自身を含む): 920700000

約数和(自身を除く): 534600200

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 89, 100, 109, 178, 199, 200, 218, 356, 398, 436, 445, 545, 712, 796, 872, 890, 995, 1090, 1592, 1780, 1990, 2180, 2225, 2725, 3560, 3980, 4360, 4450, 4975, 5450, 7960, 8900, 9701, 9950, 10900, 17711, 17800, 19402, 19900, 21691, 21800, 35422, 38804, 39800, 43382, 48505, 70844, 77608, 86764, 88555, 97010, 108455, 141688, 173528, 177110, 194020, 216910, 242525, 354220, 388040, 433820, 442775, 485050, 542275, 708440, 867640, 885550, 970100, 1084550, 1771100, 1930499, 1940200, 2169100, 3542200, 3860998, 4338200, 7721996, 9652495, 15443992, 19304990, 38609980, 48262475, 77219960, 96524950, 193049900, 386099800]

約数ペア:

[(1, 386099800), (2, 193049900), (4, 96524950), (5, 77219960), (8, 48262475), (10, 38609980), (20, 19304990), (25, 15443992), (40, 9652495), (50, 7721996), (89, 4338200), (100, 3860998), (109, 3542200), (178, 2169100), (199, 1940200), (200, 1930499), (218, 1771100), (356, 1084550), (398, 970100), (436, 885550), (445, 867640), (545, 708440), (712, 542275), (796, 485050), (872, 442775), (890, 433820), (995, 388040), (1090, 354220), (1592, 242525), (1780, 216910), (1990, 194020), (2180, 177110), (2225, 173528), (2725, 141688), (3560, 108455), (3980, 97010), (4360, 88555), (4450, 86764), (4975, 77608), (5450, 70844), (7960, 48505), (8900, 43382), (9701, 39800), (9950, 38804), (10900, 35422), (17711, 21800), (17800, 21691), (19402, 19900)]