47840000

素因数分解:

$2^8\times 5^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1$

素因数の和:72

約数の個数: 180

約数和(自身を含む): 134094576

約数和(自身を除く): 86254576

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 25, 26, 32, 40, 46, 50, 52, 64, 65, 80, 92, 100, 104, 115, 125, 128, 130, 160, 184, 200, 208, 230, 250, 256, 260, 299, 320, 325, 368, 400, 416, 460, 500, 520, 575, 598, 625, 640, 650, 736, 800, 832, 920, 1000, 1040, 1150, 1196, 1250, 1280, 1300, 1472, 1495, 1600, 1625, 1664, 1840, 2000, 2080, 2300, 2392, 2500, 2600, 2875, 2944, 2990, 3200, 3250, 3328, 3680, 4000, 4160, 4600, 4784, 5000, 5200, 5750, 5888, 5980, 6400, 6500, 7360, 7475, 8000, 8125, 8320, 9200, 9568, 10000, 10400, 11500, 11960, 13000, 14375, 14720, 14950, 16000, 16250, 16640, 18400, 19136, 20000, 20800, 23000, 23920, 26000, 28750, 29440, 29900, 32000, 32500, 36800, 37375, 38272, 40000, 41600, 46000, 47840, 52000, 57500, 59800, 65000, 73600, 74750, 76544, 80000, 83200, 92000, 95680, 104000, 115000, 119600, 130000, 147200, 149500, 160000, 184000, 186875, 191360, 208000, 230000, 239200, 260000, 299000, 368000, 373750, 382720, 416000, 460000, 478400, 520000, 598000, 736000, 747500, 920000, 956800, 1040000, 1196000, 1495000, 1840000, 1913600, 2080000, 2392000, 2990000, 3680000, 4784000, 5980000, 9568000, 11960000, 23920000, 47840000]

約数ペア:

[(1, 47840000), (2, 23920000), (4, 11960000), (5, 9568000), (8, 5980000), (10, 4784000), (13, 3680000), (16, 2990000), (20, 2392000), (23, 2080000), (25, 1913600), (26, 1840000), (32, 1495000), (40, 1196000), (46, 1040000), (50, 956800), (52, 920000), (64, 747500), (65, 736000), (80, 598000), (92, 520000), (100, 478400), (104, 460000), (115, 416000), (125, 382720), (128, 373750), (130, 368000), (160, 299000), (184, 260000), (200, 239200), (208, 230000), (230, 208000), (250, 191360), (256, 186875), (260, 184000), (299, 160000), (320, 149500), (325, 147200), (368, 130000), (400, 119600), (416, 115000), (460, 104000), (500, 95680), (520, 92000), (575, 83200), (598, 80000), (625, 76544), (640, 74750), (650, 73600), (736, 65000), (800, 59800), (832, 57500), (920, 52000), (1000, 47840), (1040, 46000), (1150, 41600), (1196, 40000), (1250, 38272), (1280, 37375), (1300, 36800), (1472, 32500), (1495, 32000), (1600, 29900), (1625, 29440), (1664, 28750), (1840, 26000), (2000, 23920), (2080, 23000), (2300, 20800), (2392, 20000), (2500, 19136), (2600, 18400), (2875, 16640), (2944, 16250), (2990, 16000), (3200, 14950), (3250, 14720), (3328, 14375), (3680, 13000), (4000, 11960), (4160, 11500), (4600, 10400), (4784, 10000), (5000, 9568), (5200, 9200), (5750, 8320), (5888, 8125), (5980, 8000), (6400, 7475), (6500, 7360)]