55447990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:265

約数の個数: 64

約数和(自身を含む): 112275072

約数和(自身を除く): 56827082

約数列:

[1, 2, 5, 10, 13, 26, 41, 65, 82, 101, 103, 130, 202, 205, 206, 410, 505, 515, 533, 1010, 1030, 1066, 1313, 1339, 2626, 2665, 2678, 4141, 4223, 5330, 6565, 6695, 8282, 8446, 10403, 13130, 13390, 20705, 20806, 21115, 41410, 42230, 52015, 53833, 54899, 104030, 107666, 109798, 135239, 269165, 270478, 274495, 426523, 538330, 548990, 676195, 853046, 1352390, 2132615, 4265230, 5544799, 11089598, 27723995, 55447990]

約数ペア:

[(1, 55447990), (2, 27723995), (5, 11089598), (10, 5544799), (13, 4265230), (26, 2132615), (41, 1352390), (65, 853046), (82, 676195), (101, 548990), (103, 538330), (130, 426523), (202, 274495), (205, 270478), (206, 269165), (410, 135239), (505, 109798), (515, 107666), (533, 104030), (1010, 54899), (1030, 53833), (1066, 52015), (1313, 42230), (1339, 41410), (2626, 21115), (2665, 20806), (2678, 20705), (4141, 13390), (4223, 13130), (5330, 10403), (6565, 8446), (6695, 8282)]