25884180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{20543}}^1$

素因数の和:20565

約数の個数: 72

約数和(自身を含む): 89736192

約数和(自身を除く): 63852012

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, 20543, 41086, 61629, 82172, 102715, 123258, 143801, 184887, 205430, 246516, 287602, 308145, 369774, 410860, 431403, 575204, 616290, 719005, 739548, 862806, 924435, 1232580, 1294209, 1438010, 1725612, 1848870, 2157015, 2588418, 2876020, 3697740, 4314030, 5176836, 6471045, 8628060, 12942090, 25884180]

約数ペア:

[(1, 25884180), (2, 12942090), (3, 8628060), (4, 6471045), (5, 5176836), (6, 4314030), (7, 3697740), (9, 2876020), (10, 2588418), (12, 2157015), (14, 1848870), (15, 1725612), (18, 1438010), (20, 1294209), (21, 1232580), (28, 924435), (30, 862806), (35, 739548), (36, 719005), (42, 616290), (45, 575204), (60, 431403), (63, 410860), (70, 369774), (84, 308145), (90, 287602), (105, 246516), (126, 205430), (140, 184887), (180, 143801), (210, 123258), (252, 102715), (315, 82172), (420, 61629), (630, 41086), (1260, 20543)]