85790000

素因数分解:

$2^4\times 5^4\times {\mathrm{23}}^1\times {\mathrm{373}}^1$

素因数の和:424

約数の個数: 100

約数和(自身を含む): 217317936

約数和(自身を除く): 131527936

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 40, 46, 50, 80, 92, 100, 115, 125, 184, 200, 230, 250, 368, 373, 400, 460, 500, 575, 625, 746, 920, 1000, 1150, 1250, 1492, 1840, 1865, 2000, 2300, 2500, 2875, 2984, 3730, 4600, 5000, 5750, 5968, 7460, 8579, 9200, 9325, 10000, 11500, 14375, 14920, 17158, 18650, 23000, 28750, 29840, 34316, 37300, 42895, 46000, 46625, 57500, 68632, 74600, 85790, 93250, 115000, 137264, 149200, 171580, 186500, 214475, 230000, 233125, 343160, 373000, 428950, 466250, 686320, 746000, 857900, 932500, 1072375, 1715800, 1865000, 2144750, 3431600, 3730000, 4289500, 5361875, 8579000, 10723750, 17158000, 21447500, 42895000, 85790000]

約数ペア:

[(1, 85790000), (2, 42895000), (4, 21447500), (5, 17158000), (8, 10723750), (10, 8579000), (16, 5361875), (20, 4289500), (23, 3730000), (25, 3431600), (40, 2144750), (46, 1865000), (50, 1715800), (80, 1072375), (92, 932500), (100, 857900), (115, 746000), (125, 686320), (184, 466250), (200, 428950), (230, 373000), (250, 343160), (368, 233125), (373, 230000), (400, 214475), (460, 186500), (500, 171580), (575, 149200), (625, 137264), (746, 115000), (920, 93250), (1000, 85790), (1150, 74600), (1250, 68632), (1492, 57500), (1840, 46625), (1865, 46000), (2000, 42895), (2300, 37300), (2500, 34316), (2875, 29840), (2984, 28750), (3730, 23000), (4600, 18650), (5000, 17158), (5750, 14920), (5968, 14375), (7460, 11500), (8579, 10000), (9200, 9325)]