48805000

素因数分解:

$2^3\times 5^4\times {\mathrm{43}}^1\times {\mathrm{227}}^1$

素因数の和:296

約数の個数: 80

約数和(自身を含む): 117524880

約数和(自身を除く): 68719880

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 43, 50, 86, 100, 125, 172, 200, 215, 227, 250, 344, 430, 454, 500, 625, 860, 908, 1000, 1075, 1135, 1250, 1720, 1816, 2150, 2270, 2500, 4300, 4540, 5000, 5375, 5675, 8600, 9080, 9761, 10750, 11350, 19522, 21500, 22700, 26875, 28375, 39044, 43000, 45400, 48805, 53750, 56750, 78088, 97610, 107500, 113500, 141875, 195220, 215000, 227000, 244025, 283750, 390440, 488050, 567500, 976100, 1135000, 1220125, 1952200, 2440250, 4880500, 6100625, 9761000, 12201250, 24402500, 48805000]

約数ペア:

[(1, 48805000), (2, 24402500), (4, 12201250), (5, 9761000), (8, 6100625), (10, 4880500), (20, 2440250), (25, 1952200), (40, 1220125), (43, 1135000), (50, 976100), (86, 567500), (100, 488050), (125, 390440), (172, 283750), (200, 244025), (215, 227000), (227, 215000), (250, 195220), (344, 141875), (430, 113500), (454, 107500), (500, 97610), (625, 78088), (860, 56750), (908, 53750), (1000, 48805), (1075, 45400), (1135, 43000), (1250, 39044), (1720, 28375), (1816, 26875), (2150, 22700), (2270, 21500), (2500, 19522), (4300, 11350), (4540, 10750), (5000, 9761), (5375, 9080), (5675, 8600)]