55187120

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{337}}^1$

素因数の和:462

約数の個数: 80

約数和(自身を含む): 135794880

約数和(自身を除く): 80607760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 89, 92, 115, 178, 184, 230, 337, 356, 368, 445, 460, 674, 712, 890, 920, 1348, 1424, 1685, 1780, 1840, 2047, 2696, 3370, 3560, 4094, 5392, 6740, 7120, 7751, 8188, 10235, 13480, 15502, 16376, 20470, 26960, 29993, 31004, 32752, 38755, 40940, 59986, 62008, 77510, 81880, 119972, 124016, 149965, 155020, 163760, 239944, 299930, 310040, 479888, 599860, 620080, 689839, 1199720, 1379678, 2399440, 2759356, 3449195, 5518712, 6898390, 11037424, 13796780, 27593560, 55187120]

約数ペア:

[(1, 55187120), (2, 27593560), (4, 13796780), (5, 11037424), (8, 6898390), (10, 5518712), (16, 3449195), (20, 2759356), (23, 2399440), (40, 1379678), (46, 1199720), (80, 689839), (89, 620080), (92, 599860), (115, 479888), (178, 310040), (184, 299930), (230, 239944), (337, 163760), (356, 155020), (368, 149965), (445, 124016), (460, 119972), (674, 81880), (712, 77510), (890, 62008), (920, 59986), (1348, 40940), (1424, 38755), (1685, 32752), (1780, 31004), (1840, 29993), (2047, 26960), (2696, 20470), (3370, 16376), (3560, 15502), (4094, 13480), (5392, 10235), (6740, 8188), (7120, 7751)]