25071915

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:180

約数の個数: 64

約数和(自身を含む): 46282752

約数和(自身を除く): 21210837

約数列:

[1, 3, 5, 11, 15, 33, 47, 53, 55, 61, 141, 159, 165, 183, 235, 265, 305, 517, 583, 671, 705, 795, 915, 1551, 1749, 2013, 2491, 2585, 2867, 2915, 3233, 3355, 7473, 7755, 8601, 8745, 9699, 10065, 12455, 14335, 16165, 27401, 31537, 35563, 37365, 43005, 48495, 82203, 94611, 106689, 137005, 151951, 157685, 177815, 411015, 455853, 473055, 533445, 759755, 1671461, 2279265, 5014383, 8357305, 25071915]

約数ペア:

[(1, 25071915), (3, 8357305), (5, 5014383), (11, 2279265), (15, 1671461), (33, 759755), (47, 533445), (53, 473055), (55, 455853), (61, 411015), (141, 177815), (159, 157685), (165, 151951), (183, 137005), (235, 106689), (265, 94611), (305, 82203), (517, 48495), (583, 43005), (671, 37365), (705, 35563), (795, 31537), (915, 27401), (1551, 16165), (1749, 14335), (2013, 12455), (2491, 10065), (2585, 9699), (2867, 8745), (2915, 8601), (3233, 7755), (3355, 7473)]