25221840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{15013}}^1$

素因数の和:15036

約数の個数: 80

約数和(自身を含む): 89363328

約数和(自身を除く): 64141488

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 15013, 30026, 45039, 60052, 75065, 90078, 105091, 120104, 150130, 180156, 210182, 225195, 240208, 300260, 315273, 360312, 420364, 450390, 525455, 600520, 630546, 720624, 840728, 900780, 1050910, 1201040, 1261092, 1576365, 1681456, 1801560, 2101820, 2522184, 3152730, 3603120, 4203640, 5044368, 6305460, 8407280, 12610920, 25221840]

約数ペア:

[(1, 25221840), (2, 12610920), (3, 8407280), (4, 6305460), (5, 5044368), (6, 4203640), (7, 3603120), (8, 3152730), (10, 2522184), (12, 2101820), (14, 1801560), (15, 1681456), (16, 1576365), (20, 1261092), (21, 1201040), (24, 1050910), (28, 900780), (30, 840728), (35, 720624), (40, 630546), (42, 600520), (48, 525455), (56, 450390), (60, 420364), (70, 360312), (80, 315273), (84, 300260), (105, 240208), (112, 225195), (120, 210182), (140, 180156), (168, 150130), (210, 120104), (240, 105091), (280, 90078), (336, 75065), (420, 60052), (560, 45039), (840, 30026), (1680, 15013)]