200419900

素因数分解:

$2^2\times 5^2\times {\mathrm{149}}^1\times {\mathrm{13451}}^1$

素因数の和:13614

約数の個数: 36

約数和(自身を含む): 437862600

約数和(自身を除く): 237442700

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 149, 298, 596, 745, 1490, 2980, 3725, 7450, 13451, 14900, 26902, 53804, 67255, 134510, 269020, 336275, 672550, 1345100, 2004199, 4008398, 8016796, 10020995, 20041990, 40083980, 50104975, 100209950, 200419900]

約数ペア:

[(1, 200419900), (2, 100209950), (4, 50104975), (5, 40083980), (10, 20041990), (20, 10020995), (25, 8016796), (50, 4008398), (100, 2004199), (149, 1345100), (298, 672550), (596, 336275), (745, 269020), (1490, 134510), (2980, 67255), (3725, 53804), (7450, 26902), (13451, 14900)]