89852800

素因数分解:

$2^7\times 5^2\times {\mathrm{43}}^1\times {\mathrm{653}}^1$

素因数の和:720

約数の個数: 96

約数和(自身を含む): 227474280

約数和(自身を除く): 137621480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 43, 50, 64, 80, 86, 100, 128, 160, 172, 200, 215, 320, 344, 400, 430, 640, 653, 688, 800, 860, 1075, 1306, 1376, 1600, 1720, 2150, 2612, 2752, 3200, 3265, 3440, 4300, 5224, 5504, 6530, 6880, 8600, 10448, 13060, 13760, 16325, 17200, 20896, 26120, 27520, 28079, 32650, 34400, 41792, 52240, 56158, 65300, 68800, 83584, 104480, 112316, 130600, 137600, 140395, 208960, 224632, 261200, 280790, 417920, 449264, 522400, 561580, 701975, 898528, 1044800, 1123160, 1403950, 1797056, 2089600, 2246320, 2807900, 3594112, 4492640, 5615800, 8985280, 11231600, 17970560, 22463200, 44926400, 89852800]

約数ペア:

[(1, 89852800), (2, 44926400), (4, 22463200), (5, 17970560), (8, 11231600), (10, 8985280), (16, 5615800), (20, 4492640), (25, 3594112), (32, 2807900), (40, 2246320), (43, 2089600), (50, 1797056), (64, 1403950), (80, 1123160), (86, 1044800), (100, 898528), (128, 701975), (160, 561580), (172, 522400), (200, 449264), (215, 417920), (320, 280790), (344, 261200), (400, 224632), (430, 208960), (640, 140395), (653, 137600), (688, 130600), (800, 112316), (860, 104480), (1075, 83584), (1306, 68800), (1376, 65300), (1600, 56158), (1720, 52240), (2150, 41792), (2612, 34400), (2752, 32650), (3200, 28079), (3265, 27520), (3440, 26120), (4300, 20896), (5224, 17200), (5504, 16325), (6530, 13760), (6880, 13060), (8600, 10448)]