56544400

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{181}}^1$

素因数の和:281

約数の個数: 120

約数和(自身を含む): 151115328

約数和(自身を除く): 94570928

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 71, 80, 88, 100, 110, 142, 176, 181, 200, 220, 275, 284, 355, 362, 400, 440, 550, 568, 710, 724, 781, 880, 905, 1100, 1136, 1420, 1448, 1562, 1775, 1810, 1991, 2200, 2840, 2896, 3124, 3550, 3620, 3905, 3982, 4400, 4525, 5680, 6248, 7100, 7240, 7810, 7964, 9050, 9955, 12496, 12851, 14200, 14480, 15620, 15928, 18100, 19525, 19910, 25702, 28400, 31240, 31856, 36200, 39050, 39820, 49775, 51404, 62480, 64255, 72400, 78100, 79640, 99550, 102808, 128510, 141361, 156200, 159280, 199100, 205616, 257020, 282722, 312400, 321275, 398200, 514040, 565444, 642550, 706805, 796400, 1028080, 1130888, 1285100, 1413610, 2261776, 2570200, 2827220, 3534025, 5140400, 5654440, 7068050, 11308880, 14136100, 28272200, 56544400]

約数ペア:

[(1, 56544400), (2, 28272200), (4, 14136100), (5, 11308880), (8, 7068050), (10, 5654440), (11, 5140400), (16, 3534025), (20, 2827220), (22, 2570200), (25, 2261776), (40, 1413610), (44, 1285100), (50, 1130888), (55, 1028080), (71, 796400), (80, 706805), (88, 642550), (100, 565444), (110, 514040), (142, 398200), (176, 321275), (181, 312400), (200, 282722), (220, 257020), (275, 205616), (284, 199100), (355, 159280), (362, 156200), (400, 141361), (440, 128510), (550, 102808), (568, 99550), (710, 79640), (724, 78100), (781, 72400), (880, 64255), (905, 62480), (1100, 51404), (1136, 49775), (1420, 39820), (1448, 39050), (1562, 36200), (1775, 31856), (1810, 31240), (1991, 28400), (2200, 25702), (2840, 19910), (2896, 19525), (3124, 18100), (3550, 15928), (3620, 15620), (3905, 14480), (3982, 14200), (4400, 12851), (4525, 12496), (5680, 9955), (6248, 9050), (7100, 7964), (7240, 7810)]