379840000

素因数分解:

$2^9\times 5^4\times {\mathrm{1187}}^1$

素因数の和:1225

約数の個数: 100

約数和(自身を含む): 949168044

約数和(自身を除く): 569328044

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, 1187, 1250, 1280, 1600, 2000, 2374, 2500, 2560, 3200, 4000, 4748, 5000, 5935, 6400, 8000, 9496, 10000, 11870, 12800, 16000, 18992, 20000, 23740, 29675, 32000, 37984, 40000, 47480, 59350, 64000, 75968, 80000, 94960, 118700, 148375, 151936, 160000, 189920, 237400, 296750, 303872, 320000, 379840, 474800, 593500, 607744, 741875, 759680, 949600, 1187000, 1483750, 1519360, 1899200, 2374000, 2967500, 3038720, 3798400, 4748000, 5935000, 7596800, 9496000, 11870000, 15193600, 18992000, 23740000, 37984000, 47480000, 75968000, 94960000, 189920000, 379840000]

約数ペア:

[(1, 379840000), (2, 189920000), (4, 94960000), (5, 75968000), (8, 47480000), (10, 37984000), (16, 23740000), (20, 18992000), (25, 15193600), (32, 11870000), (40, 9496000), (50, 7596800), (64, 5935000), (80, 4748000), (100, 3798400), (125, 3038720), (128, 2967500), (160, 2374000), (200, 1899200), (250, 1519360), (256, 1483750), (320, 1187000), (400, 949600), (500, 759680), (512, 741875), (625, 607744), (640, 593500), (800, 474800), (1000, 379840), (1187, 320000), (1250, 303872), (1280, 296750), (1600, 237400), (2000, 189920), (2374, 160000), (2500, 151936), (2560, 148375), (3200, 118700), (4000, 94960), (4748, 80000), (5000, 75968), (5935, 64000), (6400, 59350), (8000, 47480), (9496, 40000), (10000, 37984), (11870, 32000), (12800, 29675), (16000, 23740), (18992, 20000)]