25461720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{661}}^1$

素因数の和:785

約数の個数: 96

約数和(自身を含む): 83650320

約数和(自身を除く): 58188600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 107, 120, 180, 214, 321, 360, 428, 535, 642, 661, 856, 963, 1070, 1284, 1322, 1605, 1926, 1983, 2140, 2568, 2644, 3210, 3305, 3852, 3966, 4280, 4815, 5288, 5949, 6420, 6610, 7704, 7932, 9630, 9915, 11898, 12840, 13220, 15864, 19260, 19830, 23796, 26440, 29745, 38520, 39660, 47592, 59490, 70727, 79320, 118980, 141454, 212181, 237960, 282908, 353635, 424362, 565816, 636543, 707270, 848724, 1060905, 1273086, 1414540, 1697448, 2121810, 2546172, 2829080, 3182715, 4243620, 5092344, 6365430, 8487240, 12730860, 25461720]

約数ペア:

[(1, 25461720), (2, 12730860), (3, 8487240), (4, 6365430), (5, 5092344), (6, 4243620), (8, 3182715), (9, 2829080), (10, 2546172), (12, 2121810), (15, 1697448), (18, 1414540), (20, 1273086), (24, 1060905), (30, 848724), (36, 707270), (40, 636543), (45, 565816), (60, 424362), (72, 353635), (90, 282908), (107, 237960), (120, 212181), (180, 141454), (214, 118980), (321, 79320), (360, 70727), (428, 59490), (535, 47592), (642, 39660), (661, 38520), (856, 29745), (963, 26440), (1070, 23796), (1284, 19830), (1322, 19260), (1605, 15864), (1926, 13220), (1983, 12840), (2140, 11898), (2568, 9915), (2644, 9630), (3210, 7932), (3305, 7704), (3852, 6610), (3966, 6420), (4280, 5949), (4815, 5288)]