31184000000

素因数分解:

$2^{10}\times 5^6\times {\mathrm{1949}}^1$

素因数の和:1999

約数の個数: 154

約数和(自身を含む): 77960916150

約数和(自身を除く): 46776916150

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 125, 128, 160, 200, 250, 256, 320, 400, 500, 512, 625, 640, 800, 1000, 1024, 1250, 1280, 1600, 1949, 2000, 2500, 2560, 3125, 3200, 3898, 4000, 5000, 5120, 6250, 6400, 7796, 8000, 9745, 10000, 12500, 12800, 15592, 15625, 16000, 19490, 20000, 25000, 25600, 31184, 31250, 32000, 38980, 40000, 48725, 50000, 62368, 62500, 64000, 77960, 80000, 97450, 100000, 124736, 125000, 128000, 155920, 160000, 194900, 200000, 243625, 249472, 250000, 311840, 320000, 389800, 400000, 487250, 498944, 500000, 623680, 640000, 779600, 800000, 974500, 997888, 1000000, 1218125, 1247360, 1559200, 1600000, 1949000, 1995776, 2000000, 2436250, 2494720, 3118400, 3200000, 3898000, 4000000, 4872500, 4989440, 6090625, 6236800, 7796000, 8000000, 9745000, 9978880, 12181250, 12473600, 15592000, 16000000, 19490000, 24362500, 24947200, 30453125, 31184000, 38980000, 48725000, 49894400, 60906250, 62368000, 77960000, 97450000, 121812500, 124736000, 155920000, 194900000, 243625000, 249472000, 311840000, 389800000, 487250000, 623680000, 779600000, 974500000, 1247360000, 1559200000, 1949000000, 3118400000, 3898000000, 6236800000, 7796000000, 15592000000, 31184000000]

約数ペア:

[(1, 31184000000), (2, 15592000000), (4, 7796000000), (5, 6236800000), (8, 3898000000), (10, 3118400000), (16, 1949000000), (20, 1559200000), (25, 1247360000), (32, 974500000), (40, 779600000), (50, 623680000), (64, 487250000), (80, 389800000), (100, 311840000), (125, 249472000), (128, 243625000), (160, 194900000), (200, 155920000), (250, 124736000), (256, 121812500), (320, 97450000), (400, 77960000), (500, 62368000), (512, 60906250), (625, 49894400), (640, 48725000), (800, 38980000), (1000, 31184000), (1024, 30453125), (1250, 24947200), (1280, 24362500), (1600, 19490000), (1949, 16000000), (2000, 15592000), (2500, 12473600), (2560, 12181250), (3125, 9978880), (3200, 9745000), (3898, 8000000), (4000, 7796000), (5000, 6236800), (5120, 6090625), (6250, 4989440), (6400, 4872500), (7796, 4000000), (8000, 3898000), (9745, 3200000), (10000, 3118400), (12500, 2494720), (12800, 2436250), (15592, 2000000), (15625, 1995776), (16000, 1949000), (19490, 1600000), (20000, 1559200), (25000, 1247360), (25600, 1218125), (31184, 1000000), (31250, 997888), (32000, 974500), (38980, 800000), (40000, 779600), (48725, 640000), (50000, 623680), (62368, 500000), (62500, 498944), (64000, 487250), (77960, 400000), (80000, 389800), (97450, 320000), (100000, 311840), (124736, 250000), (125000, 249472), (128000, 243625), (155920, 200000), (160000, 194900)]