51817040

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:189

約数の個数: 120

約数和(自身を含む): 136256904

約数和(自身を除く): 84439864

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 53, 55, 80, 88, 101, 106, 110, 121, 176, 202, 212, 220, 242, 265, 404, 424, 440, 484, 505, 530, 583, 605, 808, 848, 880, 968, 1010, 1060, 1111, 1166, 1210, 1616, 1936, 2020, 2120, 2222, 2332, 2420, 2915, 4040, 4240, 4444, 4664, 4840, 5353, 5555, 5830, 6413, 8080, 8888, 9328, 9680, 10706, 11110, 11660, 12221, 12826, 17776, 21412, 22220, 23320, 24442, 25652, 26765, 32065, 42824, 44440, 46640, 48884, 51304, 53530, 58883, 61105, 64130, 85648, 88880, 97768, 102608, 107060, 117766, 122210, 128260, 195536, 214120, 235532, 244420, 256520, 294415, 428240, 471064, 488840, 513040, 588830, 647713, 942128, 977680, 1177660, 1295426, 2355320, 2590852, 3238565, 4710640, 5181704, 6477130, 10363408, 12954260, 25908520, 51817040]

約数ペア:

[(1, 51817040), (2, 25908520), (4, 12954260), (5, 10363408), (8, 6477130), (10, 5181704), (11, 4710640), (16, 3238565), (20, 2590852), (22, 2355320), (40, 1295426), (44, 1177660), (53, 977680), (55, 942128), (80, 647713), (88, 588830), (101, 513040), (106, 488840), (110, 471064), (121, 428240), (176, 294415), (202, 256520), (212, 244420), (220, 235532), (242, 214120), (265, 195536), (404, 128260), (424, 122210), (440, 117766), (484, 107060), (505, 102608), (530, 97768), (583, 88880), (605, 85648), (808, 64130), (848, 61105), (880, 58883), (968, 53530), (1010, 51304), (1060, 48884), (1111, 46640), (1166, 44440), (1210, 42824), (1616, 32065), (1936, 26765), (2020, 25652), (2120, 24442), (2222, 23320), (2332, 22220), (2420, 21412), (2915, 17776), (4040, 12826), (4240, 12221), (4444, 11660), (4664, 11110), (4840, 10706), (5353, 9680), (5555, 9328), (5830, 8888), (6413, 8080)]