29578000

素因数分解:

$2^4\times 5^3\times {\mathrm{23}}^1\times {\mathrm{643}}^1$

素因数の和:689

約数の個数: 80

約数和(自身を含む): 74745216

約数和(自身を除く): 45167216

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, 400, 460, 500, 575, 643, 920, 1000, 1150, 1286, 1840, 2000, 2300, 2572, 2875, 3215, 4600, 5144, 5750, 6430, 9200, 10288, 11500, 12860, 14789, 16075, 23000, 25720, 29578, 32150, 46000, 51440, 59156, 64300, 73945, 80375, 118312, 128600, 147890, 160750, 236624, 257200, 295780, 321500, 369725, 591560, 643000, 739450, 1183120, 1286000, 1478900, 1848625, 2957800, 3697250, 5915600, 7394500, 14789000, 29578000]

約数ペア:

[(1, 29578000), (2, 14789000), (4, 7394500), (5, 5915600), (8, 3697250), (10, 2957800), (16, 1848625), (20, 1478900), (23, 1286000), (25, 1183120), (40, 739450), (46, 643000), (50, 591560), (80, 369725), (92, 321500), (100, 295780), (115, 257200), (125, 236624), (184, 160750), (200, 147890), (230, 128600), (250, 118312), (368, 80375), (400, 73945), (460, 64300), (500, 59156), (575, 51440), (643, 46000), (920, 32150), (1000, 29578), (1150, 25720), (1286, 23000), (1840, 16075), (2000, 14789), (2300, 12860), (2572, 11500), (2875, 10288), (3215, 9200), (4600, 6430), (5144, 5750)]