64531000

素因数分解:

$2^3\times 5^3\times {\mathrm{47}}^1\times {\mathrm{1373}}^1$

素因数の和:1441

約数の個数: 64

約数和(自身を含む): 154327680

約数和(自身を除く): 89796680

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 47, 50, 94, 100, 125, 188, 200, 235, 250, 376, 470, 500, 940, 1000, 1175, 1373, 1880, 2350, 2746, 4700, 5492, 5875, 6865, 9400, 10984, 11750, 13730, 23500, 27460, 34325, 47000, 54920, 64531, 68650, 129062, 137300, 171625, 258124, 274600, 322655, 343250, 516248, 645310, 686500, 1290620, 1373000, 1613275, 2581240, 3226550, 6453100, 8066375, 12906200, 16132750, 32265500, 64531000]

約数ペア:

[(1, 64531000), (2, 32265500), (4, 16132750), (5, 12906200), (8, 8066375), (10, 6453100), (20, 3226550), (25, 2581240), (40, 1613275), (47, 1373000), (50, 1290620), (94, 686500), (100, 645310), (125, 516248), (188, 343250), (200, 322655), (235, 274600), (250, 258124), (376, 171625), (470, 137300), (500, 129062), (940, 68650), (1000, 64531), (1175, 54920), (1373, 47000), (1880, 34325), (2350, 27460), (2746, 23500), (4700, 13730), (5492, 11750), (5875, 10984), (6865, 9400)]