200100500

素因数分解:

$2^2\times 5^3\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1$

素因数の和:330

約数の個数: 96

約数和(自身を含む): 460107648

約数和(自身を除く): 260007148

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 43, 50, 82, 86, 100, 125, 164, 172, 205, 215, 227, 250, 410, 430, 454, 500, 820, 860, 908, 1025, 1075, 1135, 1763, 2050, 2150, 2270, 3526, 4100, 4300, 4540, 5125, 5375, 5675, 7052, 8815, 9307, 9761, 10250, 10750, 11350, 17630, 18614, 19522, 20500, 21500, 22700, 28375, 35260, 37228, 39044, 44075, 46535, 48805, 56750, 88150, 93070, 97610, 113500, 176300, 186140, 195220, 220375, 232675, 244025, 400201, 440750, 465350, 488050, 800402, 881500, 930700, 976100, 1163375, 1220125, 1600804, 2001005, 2326750, 2440250, 4002010, 4653500, 4880500, 8004020, 10005025, 20010050, 40020100, 50025125, 100050250, 200100500]

約数ペア:

[(1, 200100500), (2, 100050250), (4, 50025125), (5, 40020100), (10, 20010050), (20, 10005025), (25, 8004020), (41, 4880500), (43, 4653500), (50, 4002010), (82, 2440250), (86, 2326750), (100, 2001005), (125, 1600804), (164, 1220125), (172, 1163375), (205, 976100), (215, 930700), (227, 881500), (250, 800402), (410, 488050), (430, 465350), (454, 440750), (500, 400201), (820, 244025), (860, 232675), (908, 220375), (1025, 195220), (1075, 186140), (1135, 176300), (1763, 113500), (2050, 97610), (2150, 93070), (2270, 88150), (3526, 56750), (4100, 48805), (4300, 46535), (4540, 44075), (5125, 39044), (5375, 37228), (5675, 35260), (7052, 28375), (8815, 22700), (9307, 21500), (9761, 20500), (10250, 19522), (10750, 18614), (11350, 17630)]