25213860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{20011}}^1$

素因数の和:20033

約数の個数: 72

約数和(自身を含む): 87412416

約数和(自身を除く): 62198556

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 20011, 40022, 60033, 80044, 100055, 120066, 140077, 180099, 200110, 240132, 280154, 300165, 360198, 400220, 420231, 560308, 600330, 700385, 720396, 840462, 900495, 1200660, 1260693, 1400770, 1680924, 1800990, 2101155, 2521386, 2801540, 3601980, 4202310, 5042772, 6303465, 8404620, 12606930, 25213860]

約数ペア:

[(1, 25213860), (2, 12606930), (3, 8404620), (4, 6303465), (5, 5042772), (6, 4202310), (7, 3601980), (9, 2801540), (10, 2521386), (12, 2101155), (14, 1800990), (15, 1680924), (18, 1400770), (20, 1260693), (21, 1200660), (28, 900495), (30, 840462), (35, 720396), (36, 700385), (42, 600330), (45, 560308), (60, 420231), (63, 400220), (70, 360198), (84, 300165), (90, 280154), (105, 240132), (126, 200110), (140, 180099), (180, 140077), (210, 120066), (252, 100055), (315, 80044), (420, 60033), (630, 40022), (1260, 20011)]