40125000

素因数分解:

$2^3\times 3^1\times 5^6\times {\mathrm{107}}^1$

素因数の和:146

約数の個数: 112

約数和(自身を含む): 126560880

約数和(自身を除く): 86435880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 107, 120, 125, 150, 200, 214, 250, 300, 321, 375, 428, 500, 535, 600, 625, 642, 750, 856, 1000, 1070, 1250, 1284, 1500, 1605, 1875, 2140, 2500, 2568, 2675, 3000, 3125, 3210, 3750, 4280, 5000, 5350, 6250, 6420, 7500, 8025, 9375, 10700, 12500, 12840, 13375, 15000, 15625, 16050, 18750, 21400, 25000, 26750, 31250, 32100, 37500, 40125, 46875, 53500, 62500, 64200, 66875, 75000, 80250, 93750, 107000, 125000, 133750, 160500, 187500, 200625, 267500, 321000, 334375, 375000, 401250, 535000, 668750, 802500, 1003125, 1337500, 1605000, 1671875, 2006250, 2675000, 3343750, 4012500, 5015625, 6687500, 8025000, 10031250, 13375000, 20062500, 40125000]

約数ペア:

[(1, 40125000), (2, 20062500), (3, 13375000), (4, 10031250), (5, 8025000), (6, 6687500), (8, 5015625), (10, 4012500), (12, 3343750), (15, 2675000), (20, 2006250), (24, 1671875), (25, 1605000), (30, 1337500), (40, 1003125), (50, 802500), (60, 668750), (75, 535000), (100, 401250), (107, 375000), (120, 334375), (125, 321000), (150, 267500), (200, 200625), (214, 187500), (250, 160500), (300, 133750), (321, 125000), (375, 107000), (428, 93750), (500, 80250), (535, 75000), (600, 66875), (625, 64200), (642, 62500), (750, 53500), (856, 46875), (1000, 40125), (1070, 37500), (1250, 32100), (1284, 31250), (1500, 26750), (1605, 25000), (1875, 21400), (2140, 18750), (2500, 16050), (2568, 15625), (2675, 15000), (3000, 13375), (3125, 12840), (3210, 12500), (3750, 10700), (4280, 9375), (5000, 8025), (5350, 7500), (6250, 6420)]