201989800

素因数分解:

$2^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{32579}}^1$

素因数の和:32626

約数の個数: 48

約数和(自身を含む): 484790400

約数和(自身を除く): 282800600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 100, 124, 155, 200, 248, 310, 620, 775, 1240, 1550, 3100, 6200, 32579, 65158, 130316, 162895, 260632, 325790, 651580, 814475, 1009949, 1303160, 1628950, 2019898, 3257900, 4039796, 5049745, 6515800, 8079592, 10099490, 20198980, 25248725, 40397960, 50497450, 100994900, 201989800]

約数ペア:

[(1, 201989800), (2, 100994900), (4, 50497450), (5, 40397960), (8, 25248725), (10, 20198980), (20, 10099490), (25, 8079592), (31, 6515800), (40, 5049745), (50, 4039796), (62, 3257900), (100, 2019898), (124, 1628950), (155, 1303160), (200, 1009949), (248, 814475), (310, 651580), (620, 325790), (775, 260632), (1240, 162895), (1550, 130316), (3100, 65158), (6200, 32579)]