210654874225

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1\times {\mathrm{25657}}^1$

素因数の和:25930

約数の個数: 48

約数和(自身を含む): 277180295040

約数和(自身を除く): 66525420815

約数列:

[1, 5, 23, 25, 109, 115, 131, 545, 575, 655, 2507, 2725, 3013, 3275, 12535, 14279, 15065, 25657, 62675, 71395, 75325, 128285, 328417, 356975, 590111, 641425, 1642085, 2796613, 2950555, 3361067, 8210425, 13983065, 14752775, 16805335, 64322099, 69915325, 77304541, 84026675, 321610495, 366356303, 386522705, 1608052475, 1831781515, 1932613525, 8426194969, 9158907575, 42130974845, 210654874225]

約数ペア:

[(1, 210654874225), (5, 42130974845), (23, 9158907575), (25, 8426194969), (109, 1932613525), (115, 1831781515), (131, 1608052475), (545, 386522705), (575, 366356303), (655, 321610495), (2507, 84026675), (2725, 77304541), (3013, 69915325), (3275, 64322099), (12535, 16805335), (14279, 14752775), (15065, 13983065), (25657, 8210425), (62675, 3361067), (71395, 2950555), (75325, 2796613), (128285, 1642085), (328417, 641425), (356975, 590111)]