25438980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1637}}^1$

素因数の和:1693

約数の個数: 96

約数和(自身を含む): 83655936

約数和(自身を除く): 58216956

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 37, 42, 60, 70, 74, 84, 105, 111, 140, 148, 185, 210, 222, 259, 370, 420, 444, 518, 555, 740, 777, 1036, 1110, 1295, 1554, 1637, 2220, 2590, 3108, 3274, 3885, 4911, 5180, 6548, 7770, 8185, 9822, 11459, 15540, 16370, 19644, 22918, 24555, 32740, 34377, 45836, 49110, 57295, 60569, 68754, 98220, 114590, 121138, 137508, 171885, 181707, 229180, 242276, 302845, 343770, 363414, 423983, 605690, 687540, 726828, 847966, 908535, 1211380, 1271949, 1695932, 1817070, 2119915, 2543898, 3634140, 4239830, 5087796, 6359745, 8479660, 12719490, 25438980]

約数ペア:

[(1, 25438980), (2, 12719490), (3, 8479660), (4, 6359745), (5, 5087796), (6, 4239830), (7, 3634140), (10, 2543898), (12, 2119915), (14, 1817070), (15, 1695932), (20, 1271949), (21, 1211380), (28, 908535), (30, 847966), (35, 726828), (37, 687540), (42, 605690), (60, 423983), (70, 363414), (74, 343770), (84, 302845), (105, 242276), (111, 229180), (140, 181707), (148, 171885), (185, 137508), (210, 121138), (222, 114590), (259, 98220), (370, 68754), (420, 60569), (444, 57295), (518, 49110), (555, 45836), (740, 34377), (777, 32740), (1036, 24555), (1110, 22918), (1295, 19644), (1554, 16370), (1637, 15540), (2220, 11459), (2590, 9822), (3108, 8185), (3274, 7770), (3885, 6548), (4911, 5180)]