18802500

素因数分解:

$2^2\times 3^1\times 5^4\times {\mathrm{23}}^1\times {\mathrm{109}}^1$

素因数の和:159

約数の個数: 120

約数和(自身を含む): 57731520

約数和(自身を除く): 38929020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 25, 30, 46, 50, 60, 69, 75, 92, 100, 109, 115, 125, 138, 150, 218, 230, 250, 276, 300, 327, 345, 375, 436, 460, 500, 545, 575, 625, 654, 690, 750, 1090, 1150, 1250, 1308, 1380, 1500, 1635, 1725, 1875, 2180, 2300, 2500, 2507, 2725, 2875, 3270, 3450, 3750, 5014, 5450, 5750, 6540, 6900, 7500, 7521, 8175, 8625, 10028, 10900, 11500, 12535, 13625, 14375, 15042, 16350, 17250, 25070, 27250, 28750, 30084, 32700, 34500, 37605, 40875, 43125, 50140, 54500, 57500, 62675, 68125, 75210, 81750, 86250, 125350, 136250, 150420, 163500, 172500, 188025, 204375, 250700, 272500, 313375, 376050, 408750, 626750, 752100, 817500, 940125, 1253500, 1566875, 1880250, 3133750, 3760500, 4700625, 6267500, 9401250, 18802500]

約数ペア:

[(1, 18802500), (2, 9401250), (3, 6267500), (4, 4700625), (5, 3760500), (6, 3133750), (10, 1880250), (12, 1566875), (15, 1253500), (20, 940125), (23, 817500), (25, 752100), (30, 626750), (46, 408750), (50, 376050), (60, 313375), (69, 272500), (75, 250700), (92, 204375), (100, 188025), (109, 172500), (115, 163500), (125, 150420), (138, 136250), (150, 125350), (218, 86250), (230, 81750), (250, 75210), (276, 68125), (300, 62675), (327, 57500), (345, 54500), (375, 50140), (436, 43125), (460, 40875), (500, 37605), (545, 34500), (575, 32700), (625, 30084), (654, 28750), (690, 27250), (750, 25070), (1090, 17250), (1150, 16350), (1250, 15042), (1308, 14375), (1380, 13625), (1500, 12535), (1635, 11500), (1725, 10900), (1875, 10028), (2180, 8625), (2300, 8175), (2500, 7521), (2507, 7500), (2725, 6900), (2875, 6540), (3270, 5750), (3450, 5450), (3750, 5014)]