31973080

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{641}}^1$

素因数の和:724

約数の個数: 64

約数和(自身を含む): 76269600

約数和(自身を除く): 44296520

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 43, 58, 86, 116, 145, 172, 215, 232, 290, 344, 430, 580, 641, 860, 1160, 1247, 1282, 1720, 2494, 2564, 3205, 4988, 5128, 6235, 6410, 9976, 12470, 12820, 18589, 24940, 25640, 27563, 37178, 49880, 55126, 74356, 92945, 110252, 137815, 148712, 185890, 220504, 275630, 371780, 551260, 743560, 799327, 1102520, 1598654, 3197308, 3996635, 6394616, 7993270, 15986540, 31973080]

約数ペア:

[(1, 31973080), (2, 15986540), (4, 7993270), (5, 6394616), (8, 3996635), (10, 3197308), (20, 1598654), (29, 1102520), (40, 799327), (43, 743560), (58, 551260), (86, 371780), (116, 275630), (145, 220504), (172, 185890), (215, 148712), (232, 137815), (290, 110252), (344, 92945), (430, 74356), (580, 55126), (641, 49880), (860, 37178), (1160, 27563), (1247, 25640), (1282, 24940), (1720, 18589), (2494, 12820), (2564, 12470), (3205, 9976), (4988, 6410), (5128, 6235)]