54940000

素因数分解:

$2^5\times 5^4\times {\mathrm{41}}^1\times {\mathrm{67}}^1$

素因数の和:138

約数の個数: 120

約数和(自身を含む): 140523768

約数和(自身を除く): 85583768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 41, 50, 67, 80, 82, 100, 125, 134, 160, 164, 200, 205, 250, 268, 328, 335, 400, 410, 500, 536, 625, 656, 670, 800, 820, 1000, 1025, 1072, 1250, 1312, 1340, 1640, 1675, 2000, 2050, 2144, 2500, 2680, 2747, 3280, 3350, 4000, 4100, 5000, 5125, 5360, 5494, 6560, 6700, 8200, 8375, 10000, 10250, 10720, 10988, 13400, 13735, 16400, 16750, 20000, 20500, 21976, 25625, 26800, 27470, 32800, 33500, 41000, 41875, 43952, 51250, 53600, 54940, 67000, 68675, 82000, 83750, 87904, 102500, 109880, 134000, 137350, 164000, 167500, 205000, 219760, 268000, 274700, 335000, 343375, 410000, 439520, 549400, 670000, 686750, 820000, 1098800, 1340000, 1373500, 1716875, 2197600, 2747000, 3433750, 5494000, 6867500, 10988000, 13735000, 27470000, 54940000]

約数ペア:

[(1, 54940000), (2, 27470000), (4, 13735000), (5, 10988000), (8, 6867500), (10, 5494000), (16, 3433750), (20, 2747000), (25, 2197600), (32, 1716875), (40, 1373500), (41, 1340000), (50, 1098800), (67, 820000), (80, 686750), (82, 670000), (100, 549400), (125, 439520), (134, 410000), (160, 343375), (164, 335000), (200, 274700), (205, 268000), (250, 219760), (268, 205000), (328, 167500), (335, 164000), (400, 137350), (410, 134000), (500, 109880), (536, 102500), (625, 87904), (656, 83750), (670, 82000), (800, 68675), (820, 67000), (1000, 54940), (1025, 53600), (1072, 51250), (1250, 43952), (1312, 41875), (1340, 41000), (1640, 33500), (1675, 32800), (2000, 27470), (2050, 26800), (2144, 25625), (2500, 21976), (2680, 20500), (2747, 20000), (3280, 16750), (3350, 16400), (4000, 13735), (4100, 13400), (5000, 10988), (5125, 10720), (5360, 10250), (5494, 10000), (6560, 8375), (6700, 8200)]