25875000

素因数分解:

$2^3\times 3^2\times 5^6\times {\mathrm{23}}^1$

素因数の和:65

約数の個数: 168

約数和(自身を含む): 91405080

約数和(自身を除く): 65530080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 25, 30, 36, 40, 45, 46, 50, 60, 69, 72, 75, 90, 92, 100, 115, 120, 125, 138, 150, 180, 184, 200, 207, 225, 230, 250, 276, 300, 345, 360, 375, 414, 450, 460, 500, 552, 575, 600, 625, 690, 750, 828, 900, 920, 1000, 1035, 1125, 1150, 1250, 1380, 1500, 1656, 1725, 1800, 1875, 2070, 2250, 2300, 2500, 2760, 2875, 3000, 3125, 3450, 3750, 4140, 4500, 4600, 5000, 5175, 5625, 5750, 6250, 6900, 7500, 8280, 8625, 9000, 9375, 10350, 11250, 11500, 12500, 13800, 14375, 15000, 15625, 17250, 18750, 20700, 22500, 23000, 25000, 25875, 28125, 28750, 31250, 34500, 37500, 41400, 43125, 45000, 46875, 51750, 56250, 57500, 62500, 69000, 71875, 75000, 86250, 93750, 103500, 112500, 115000, 125000, 129375, 140625, 143750, 172500, 187500, 207000, 215625, 225000, 258750, 281250, 287500, 345000, 359375, 375000, 431250, 517500, 562500, 575000, 646875, 718750, 862500, 1035000, 1078125, 1125000, 1293750, 1437500, 1725000, 2156250, 2587500, 2875000, 3234375, 4312500, 5175000, 6468750, 8625000, 12937500, 25875000]

約数ペア:

[(1, 25875000), (2, 12937500), (3, 8625000), (4, 6468750), (5, 5175000), (6, 4312500), (8, 3234375), (9, 2875000), (10, 2587500), (12, 2156250), (15, 1725000), (18, 1437500), (20, 1293750), (23, 1125000), (24, 1078125), (25, 1035000), (30, 862500), (36, 718750), (40, 646875), (45, 575000), (46, 562500), (50, 517500), (60, 431250), (69, 375000), (72, 359375), (75, 345000), (90, 287500), (92, 281250), (100, 258750), (115, 225000), (120, 215625), (125, 207000), (138, 187500), (150, 172500), (180, 143750), (184, 140625), (200, 129375), (207, 125000), (225, 115000), (230, 112500), (250, 103500), (276, 93750), (300, 86250), (345, 75000), (360, 71875), (375, 69000), (414, 62500), (450, 57500), (460, 56250), (500, 51750), (552, 46875), (575, 45000), (600, 43125), (625, 41400), (690, 37500), (750, 34500), (828, 31250), (900, 28750), (920, 28125), (1000, 25875), (1035, 25000), (1125, 23000), (1150, 22500), (1250, 20700), (1380, 18750), (1500, 17250), (1656, 15625), (1725, 15000), (1800, 14375), (1875, 13800), (2070, 12500), (2250, 11500), (2300, 11250), (2500, 10350), (2760, 9375), (2875, 9000), (3000, 8625), (3125, 8280), (3450, 7500), (3750, 6900), (4140, 6250), (4500, 5750), (4600, 5625), (5000, 5175)]