51157500

素因数分解:

$2^2\times 3^1\times 5^4\times {\mathrm{19}}^1\times {\mathrm{359}}^1$

素因数の和:405

約数の個数: 120

約数和(自身を含む): 157449600

約数和(自身を除く): 106292100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 25, 30, 38, 50, 57, 60, 75, 76, 95, 100, 114, 125, 150, 190, 228, 250, 285, 300, 359, 375, 380, 475, 500, 570, 625, 718, 750, 950, 1077, 1140, 1250, 1425, 1436, 1500, 1795, 1875, 1900, 2154, 2375, 2500, 2850, 3590, 3750, 4308, 4750, 5385, 5700, 6821, 7125, 7180, 7500, 8975, 9500, 10770, 11875, 13642, 14250, 17950, 20463, 21540, 23750, 26925, 27284, 28500, 34105, 35625, 35900, 40926, 44875, 47500, 53850, 68210, 71250, 81852, 89750, 102315, 107700, 134625, 136420, 142500, 170525, 179500, 204630, 224375, 269250, 341050, 409260, 448750, 511575, 538500, 673125, 682100, 852625, 897500, 1023150, 1346250, 1705250, 2046300, 2557875, 2692500, 3410500, 4263125, 5115750, 8526250, 10231500, 12789375, 17052500, 25578750, 51157500]

約数ペア:

[(1, 51157500), (2, 25578750), (3, 17052500), (4, 12789375), (5, 10231500), (6, 8526250), (10, 5115750), (12, 4263125), (15, 3410500), (19, 2692500), (20, 2557875), (25, 2046300), (30, 1705250), (38, 1346250), (50, 1023150), (57, 897500), (60, 852625), (75, 682100), (76, 673125), (95, 538500), (100, 511575), (114, 448750), (125, 409260), (150, 341050), (190, 269250), (228, 224375), (250, 204630), (285, 179500), (300, 170525), (359, 142500), (375, 136420), (380, 134625), (475, 107700), (500, 102315), (570, 89750), (625, 81852), (718, 71250), (750, 68210), (950, 53850), (1077, 47500), (1140, 44875), (1250, 40926), (1425, 35900), (1436, 35625), (1500, 34105), (1795, 28500), (1875, 27284), (1900, 26925), (2154, 23750), (2375, 21540), (2500, 20463), (2850, 17950), (3590, 14250), (3750, 13642), (4308, 11875), (4750, 10770), (5385, 9500), (5700, 8975), (6821, 7500), (7125, 7180)]