25291560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{30109}}^1$

素因数の和:30130

約数の個数: 64

約数和(自身を含む): 86716800

約数和(自身を除く): 61425240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 30109, 60218, 90327, 120436, 150545, 180654, 210763, 240872, 301090, 361308, 421526, 451635, 602180, 632289, 722616, 843052, 903270, 1053815, 1204360, 1264578, 1686104, 1806540, 2107630, 2529156, 3161445, 3613080, 4215260, 5058312, 6322890, 8430520, 12645780, 25291560]

約数ペア:

[(1, 25291560), (2, 12645780), (3, 8430520), (4, 6322890), (5, 5058312), (6, 4215260), (7, 3613080), (8, 3161445), (10, 2529156), (12, 2107630), (14, 1806540), (15, 1686104), (20, 1264578), (21, 1204360), (24, 1053815), (28, 903270), (30, 843052), (35, 722616), (40, 632289), (42, 602180), (56, 451635), (60, 421526), (70, 361308), (84, 301090), (105, 240872), (120, 210763), (140, 180654), (168, 150545), (210, 120436), (280, 90327), (420, 60218), (840, 30109)]