261374144

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{2803}}^1$

素因数の和:2893

約数の個数: 56

約数和(自身を含む): 546981888

約数和(自身を除く): 285607744

約数列:

[1, 2, 4, 8, 16, 31, 32, 47, 62, 64, 94, 124, 188, 248, 376, 496, 752, 992, 1457, 1504, 1984, 2803, 2914, 3008, 5606, 5828, 11212, 11656, 22424, 23312, 44848, 46624, 86893, 89696, 93248, 131741, 173786, 179392, 263482, 347572, 526964, 695144, 1053928, 1390288, 2107856, 2780576, 4083971, 4215712, 5561152, 8167942, 8431424, 16335884, 32671768, 65343536, 130687072, 261374144]

約数ペア:

[(1, 261374144), (2, 130687072), (4, 65343536), (8, 32671768), (16, 16335884), (31, 8431424), (32, 8167942), (47, 5561152), (62, 4215712), (64, 4083971), (94, 2780576), (124, 2107856), (188, 1390288), (248, 1053928), (376, 695144), (496, 526964), (752, 347572), (992, 263482), (1457, 179392), (1504, 173786), (1984, 131741), (2803, 93248), (2914, 89696), (3008, 86893), (5606, 46624), (5828, 44848), (11212, 23312), (11656, 22424)]