81995200

素因数分解:

$2^6\times 5^2\times 7^1\times {\mathrm{7321}}^1$

素因数の和:7350

約数の個数: 84

約数和(自身を含む): 230613712

約数和(自身を除く): 148618512

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 80, 100, 112, 140, 160, 175, 200, 224, 280, 320, 350, 400, 448, 560, 700, 800, 1120, 1400, 1600, 2240, 2800, 5600, 7321, 11200, 14642, 29284, 36605, 51247, 58568, 73210, 102494, 117136, 146420, 183025, 204988, 234272, 256235, 292840, 366050, 409976, 468544, 512470, 585680, 732100, 819952, 1024940, 1171360, 1281175, 1464200, 1639904, 2049880, 2342720, 2562350, 2928400, 3279808, 4099760, 5124700, 5856800, 8199520, 10249400, 11713600, 16399040, 20498800, 40997600, 81995200]

約数ペア:

[(1, 81995200), (2, 40997600), (4, 20498800), (5, 16399040), (7, 11713600), (8, 10249400), (10, 8199520), (14, 5856800), (16, 5124700), (20, 4099760), (25, 3279808), (28, 2928400), (32, 2562350), (35, 2342720), (40, 2049880), (50, 1639904), (56, 1464200), (64, 1281175), (70, 1171360), (80, 1024940), (100, 819952), (112, 732100), (140, 585680), (160, 512470), (175, 468544), (200, 409976), (224, 366050), (280, 292840), (320, 256235), (350, 234272), (400, 204988), (448, 183025), (560, 146420), (700, 117136), (800, 102494), (1120, 73210), (1400, 58568), (1600, 51247), (2240, 36605), (2800, 29284), (5600, 14642), (7321, 11200)]