22050400

素因数分解:

$2^5\times 5^2\times {\mathrm{43}}^1\times {\mathrm{641}}^1$

素因数の和:704

約数の個数: 72

約数和(自身を含む): 55168344

約数和(自身を除く): 33117944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 43, 50, 80, 86, 100, 160, 172, 200, 215, 344, 400, 430, 641, 688, 800, 860, 1075, 1282, 1376, 1720, 2150, 2564, 3205, 3440, 4300, 5128, 6410, 6880, 8600, 10256, 12820, 16025, 17200, 20512, 25640, 27563, 32050, 34400, 51280, 55126, 64100, 102560, 110252, 128200, 137815, 220504, 256400, 275630, 441008, 512800, 551260, 689075, 882016, 1102520, 1378150, 2205040, 2756300, 4410080, 5512600, 11025200, 22050400]

約数ペア:

[(1, 22050400), (2, 11025200), (4, 5512600), (5, 4410080), (8, 2756300), (10, 2205040), (16, 1378150), (20, 1102520), (25, 882016), (32, 689075), (40, 551260), (43, 512800), (50, 441008), (80, 275630), (86, 256400), (100, 220504), (160, 137815), (172, 128200), (200, 110252), (215, 102560), (344, 64100), (400, 55126), (430, 51280), (641, 34400), (688, 32050), (800, 27563), (860, 25640), (1075, 20512), (1282, 17200), (1376, 16025), (1720, 12820), (2150, 10256), (2564, 8600), (3205, 6880), (3440, 6410), (4300, 5128)]