4012500

素因数分解:

$2^2\times 3^1\times 5^5\times {\mathrm{107}}^1$

素因数の和:139

約数の個数: 72

約数和(自身を含む): 11811744

約数和(自身を除く): 7799244

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 107, 125, 150, 214, 250, 300, 321, 375, 428, 500, 535, 625, 642, 750, 1070, 1250, 1284, 1500, 1605, 1875, 2140, 2500, 2675, 3125, 3210, 3750, 5350, 6250, 6420, 7500, 8025, 9375, 10700, 12500, 13375, 16050, 18750, 26750, 32100, 37500, 40125, 53500, 66875, 80250, 133750, 160500, 200625, 267500, 334375, 401250, 668750, 802500, 1003125, 1337500, 2006250, 4012500]

約数ペア:

[(1, 4012500), (2, 2006250), (3, 1337500), (4, 1003125), (5, 802500), (6, 668750), (10, 401250), (12, 334375), (15, 267500), (20, 200625), (25, 160500), (30, 133750), (50, 80250), (60, 66875), (75, 53500), (100, 40125), (107, 37500), (125, 32100), (150, 26750), (214, 18750), (250, 16050), (300, 13375), (321, 12500), (375, 10700), (428, 9375), (500, 8025), (535, 7500), (625, 6420), (642, 6250), (750, 5350), (1070, 3750), (1250, 3210), (1284, 3125), (1500, 2675), (1605, 2500), (1875, 2140)]