55266400

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:237

約数の個数: 144

約数和(自身を含む): 157489920

約数和(自身を除く): 102223520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 71, 80, 100, 112, 139, 140, 142, 160, 175, 200, 224, 278, 280, 284, 350, 355, 400, 497, 556, 560, 568, 695, 700, 710, 800, 973, 994, 1112, 1120, 1136, 1390, 1400, 1420, 1775, 1946, 1988, 2224, 2272, 2485, 2780, 2800, 2840, 3475, 3550, 3892, 3976, 4448, 4865, 4970, 5560, 5600, 5680, 6950, 7100, 7784, 7952, 9730, 9869, 9940, 11120, 11360, 12425, 13900, 14200, 15568, 15904, 19460, 19738, 19880, 22240, 24325, 24850, 27800, 28400, 31136, 38920, 39476, 39760, 48650, 49345, 49700, 55600, 56800, 69083, 77840, 78952, 79520, 97300, 98690, 99400, 111200, 138166, 155680, 157904, 194600, 197380, 198800, 246725, 276332, 315808, 345415, 389200, 394760, 397600, 493450, 552664, 690830, 778400, 789520, 986900, 1105328, 1381660, 1579040, 1727075, 1973800, 2210656, 2763320, 3454150, 3947600, 5526640, 6908300, 7895200, 11053280, 13816600, 27633200, 55266400]

約数ペア:

[(1, 55266400), (2, 27633200), (4, 13816600), (5, 11053280), (7, 7895200), (8, 6908300), (10, 5526640), (14, 3947600), (16, 3454150), (20, 2763320), (25, 2210656), (28, 1973800), (32, 1727075), (35, 1579040), (40, 1381660), (50, 1105328), (56, 986900), (70, 789520), (71, 778400), (80, 690830), (100, 552664), (112, 493450), (139, 397600), (140, 394760), (142, 389200), (160, 345415), (175, 315808), (200, 276332), (224, 246725), (278, 198800), (280, 197380), (284, 194600), (350, 157904), (355, 155680), (400, 138166), (497, 111200), (556, 99400), (560, 98690), (568, 97300), (695, 79520), (700, 78952), (710, 77840), (800, 69083), (973, 56800), (994, 55600), (1112, 49700), (1120, 49345), (1136, 48650), (1390, 39760), (1400, 39476), (1420, 38920), (1775, 31136), (1946, 28400), (1988, 27800), (2224, 24850), (2272, 24325), (2485, 22240), (2780, 19880), (2800, 19738), (2840, 19460), (3475, 15904), (3550, 15568), (3892, 14200), (3976, 13900), (4448, 12425), (4865, 11360), (4970, 11120), (5560, 9940), (5600, 9869), (5680, 9730), (6950, 7952), (7100, 7784)]