26512500

素因数分解:

$2^2\times 3^1\times 5^5\times 7^1\times {\mathrm{101}}^1$

素因数の和:140

約数の個数: 144

約数和(自身を含む): 89244288

約数和(自身を除く): 62731788

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 101, 105, 125, 140, 150, 175, 202, 210, 250, 300, 303, 350, 375, 404, 420, 500, 505, 525, 606, 625, 700, 707, 750, 875, 1010, 1050, 1212, 1250, 1414, 1500, 1515, 1750, 1875, 2020, 2100, 2121, 2500, 2525, 2625, 2828, 3030, 3125, 3500, 3535, 3750, 4242, 4375, 5050, 5250, 6060, 6250, 7070, 7500, 7575, 8484, 8750, 9375, 10100, 10500, 10605, 12500, 12625, 13125, 14140, 15150, 17500, 17675, 18750, 21210, 21875, 25250, 26250, 30300, 35350, 37500, 37875, 42420, 43750, 50500, 52500, 53025, 63125, 65625, 70700, 75750, 87500, 88375, 106050, 126250, 131250, 151500, 176750, 189375, 212100, 252500, 262500, 265125, 315625, 353500, 378750, 441875, 530250, 631250, 757500, 883750, 946875, 1060500, 1262500, 1325625, 1767500, 1893750, 2209375, 2651250, 3787500, 4418750, 5302500, 6628125, 8837500, 13256250, 26512500]

約数ペア:

[(1, 26512500), (2, 13256250), (3, 8837500), (4, 6628125), (5, 5302500), (6, 4418750), (7, 3787500), (10, 2651250), (12, 2209375), (14, 1893750), (15, 1767500), (20, 1325625), (21, 1262500), (25, 1060500), (28, 946875), (30, 883750), (35, 757500), (42, 631250), (50, 530250), (60, 441875), (70, 378750), (75, 353500), (84, 315625), (100, 265125), (101, 262500), (105, 252500), (125, 212100), (140, 189375), (150, 176750), (175, 151500), (202, 131250), (210, 126250), (250, 106050), (300, 88375), (303, 87500), (350, 75750), (375, 70700), (404, 65625), (420, 63125), (500, 53025), (505, 52500), (525, 50500), (606, 43750), (625, 42420), (700, 37875), (707, 37500), (750, 35350), (875, 30300), (1010, 26250), (1050, 25250), (1212, 21875), (1250, 21210), (1414, 18750), (1500, 17675), (1515, 17500), (1750, 15150), (1875, 14140), (2020, 13125), (2100, 12625), (2121, 12500), (2500, 10605), (2525, 10500), (2625, 10100), (2828, 9375), (3030, 8750), (3125, 8484), (3500, 7575), (3535, 7500), (3750, 7070), (4242, 6250), (4375, 6060), (5050, 5250)]