128586400

素因数分解:

$2^5\times 5^2\times {\mathrm{67}}^1\times {\mathrm{2399}}^1$

素因数の和:2486

約数の個数: 72

約数和(自身を含む): 318729600

約数和(自身を除く): 190143200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 67, 80, 100, 134, 160, 200, 268, 335, 400, 536, 670, 800, 1072, 1340, 1675, 2144, 2399, 2680, 3350, 4798, 5360, 6700, 9596, 10720, 11995, 13400, 19192, 23990, 26800, 38384, 47980, 53600, 59975, 76768, 95960, 119950, 160733, 191920, 239900, 321466, 383840, 479800, 642932, 803665, 959600, 1285864, 1607330, 1919200, 2571728, 3214660, 4018325, 5143456, 6429320, 8036650, 12858640, 16073300, 25717280, 32146600, 64293200, 128586400]

約数ペア:

[(1, 128586400), (2, 64293200), (4, 32146600), (5, 25717280), (8, 16073300), (10, 12858640), (16, 8036650), (20, 6429320), (25, 5143456), (32, 4018325), (40, 3214660), (50, 2571728), (67, 1919200), (80, 1607330), (100, 1285864), (134, 959600), (160, 803665), (200, 642932), (268, 479800), (335, 383840), (400, 321466), (536, 239900), (670, 191920), (800, 160733), (1072, 119950), (1340, 95960), (1675, 76768), (2144, 59975), (2399, 53600), (2680, 47980), (3350, 38384), (4798, 26800), (5360, 23990), (6700, 19192), (9596, 13400), (10720, 11995)]