201459920

素因数分解:

$2^4\times 5^1\times {\mathrm{149}}^1\times {\mathrm{16901}}^1$

素因数の和:17063

約数の個数: 40

約数和(自身を含む): 471565800

約数和(自身を除く): 270105880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 149, 298, 596, 745, 1192, 1490, 2384, 2980, 5960, 11920, 16901, 33802, 67604, 84505, 135208, 169010, 270416, 338020, 676040, 1352080, 2518249, 5036498, 10072996, 12591245, 20145992, 25182490, 40291984, 50364980, 100729960, 201459920]

約数ペア:

[(1, 201459920), (2, 100729960), (4, 50364980), (5, 40291984), (8, 25182490), (10, 20145992), (16, 12591245), (20, 10072996), (40, 5036498), (80, 2518249), (149, 1352080), (298, 676040), (596, 338020), (745, 270416), (1192, 169010), (1490, 135208), (2384, 84505), (2980, 67604), (5960, 33802), (11920, 16901)]