55857040

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{223}}^1$

素因数の和:368

約数の個数: 80

約数和(自身を含む): 135991296

約数和(自身を除く): 80134256

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 101, 124, 155, 202, 223, 248, 310, 404, 446, 496, 505, 620, 808, 892, 1010, 1115, 1240, 1616, 1784, 2020, 2230, 2480, 3131, 3568, 4040, 4460, 6262, 6913, 8080, 8920, 12524, 13826, 15655, 17840, 22523, 25048, 27652, 31310, 34565, 45046, 50096, 55304, 62620, 69130, 90092, 110608, 112615, 125240, 138260, 180184, 225230, 250480, 276520, 360368, 450460, 553040, 698213, 900920, 1396426, 1801840, 2792852, 3491065, 5585704, 6982130, 11171408, 13964260, 27928520, 55857040]

約数ペア:

[(1, 55857040), (2, 27928520), (4, 13964260), (5, 11171408), (8, 6982130), (10, 5585704), (16, 3491065), (20, 2792852), (31, 1801840), (40, 1396426), (62, 900920), (80, 698213), (101, 553040), (124, 450460), (155, 360368), (202, 276520), (223, 250480), (248, 225230), (310, 180184), (404, 138260), (446, 125240), (496, 112615), (505, 110608), (620, 90092), (808, 69130), (892, 62620), (1010, 55304), (1115, 50096), (1240, 45046), (1616, 34565), (1784, 31310), (2020, 27652), (2230, 25048), (2480, 22523), (3131, 17840), (3568, 15655), (4040, 13826), (4460, 12524), (6262, 8920), (6913, 8080)]