25523745

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^2$

素因数の和:206

約数の個数: 48

約数和(自身を含む): 46858560

約数和(自身を除く): 21334815

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 83, 95, 195, 247, 249, 285, 415, 741, 1079, 1235, 1245, 1577, 3237, 3705, 4731, 5395, 6889, 7885, 16185, 20501, 20667, 23655, 34445, 61503, 89557, 102505, 103335, 130891, 268671, 307515, 392673, 447785, 654455, 1343355, 1701583, 1963365, 5104749, 8507915, 25523745]

約数ペア:

[(1, 25523745), (3, 8507915), (5, 5104749), (13, 1963365), (15, 1701583), (19, 1343355), (39, 654455), (57, 447785), (65, 392673), (83, 307515), (95, 268671), (195, 130891), (247, 103335), (249, 102505), (285, 89557), (415, 61503), (741, 34445), (1079, 23655), (1235, 20667), (1245, 20501), (1577, 16185), (3237, 7885), (3705, 6889), (4731, 5395)]