54949840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1523}}^1$

素因数の和:1588

約数の個数: 80

約数和(自身を含む): 142865856

約数和(自身を除く): 87916016

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 41, 44, 55, 80, 82, 88, 110, 164, 176, 205, 220, 328, 410, 440, 451, 656, 820, 880, 902, 1523, 1640, 1804, 2255, 3046, 3280, 3608, 4510, 6092, 7216, 7615, 9020, 12184, 15230, 16753, 18040, 24368, 30460, 33506, 36080, 60920, 62443, 67012, 83765, 121840, 124886, 134024, 167530, 249772, 268048, 312215, 335060, 499544, 624430, 670120, 686873, 999088, 1248860, 1340240, 1373746, 2497720, 2747492, 3434365, 4995440, 5494984, 6868730, 10989968, 13737460, 27474920, 54949840]

約数ペア:

[(1, 54949840), (2, 27474920), (4, 13737460), (5, 10989968), (8, 6868730), (10, 5494984), (11, 4995440), (16, 3434365), (20, 2747492), (22, 2497720), (40, 1373746), (41, 1340240), (44, 1248860), (55, 999088), (80, 686873), (82, 670120), (88, 624430), (110, 499544), (164, 335060), (176, 312215), (205, 268048), (220, 249772), (328, 167530), (410, 134024), (440, 124886), (451, 121840), (656, 83765), (820, 67012), (880, 62443), (902, 60920), (1523, 36080), (1640, 33506), (1804, 30460), (2255, 24368), (3046, 18040), (3280, 16753), (3608, 15230), (4510, 12184), (6092, 9020), (7216, 7615)]