25269760

素因数分解:

$2^9\times 5^1\times {\mathrm{9871}}^1$

素因数の和:9894

約数の個数: 40

約数和(自身を含む): 60594336

約数和(自身を除く): 35324576

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 9871, 19742, 39484, 49355, 78968, 98710, 157936, 197420, 315872, 394840, 631744, 789680, 1263488, 1579360, 2526976, 3158720, 5053952, 6317440, 12634880, 25269760]

約数ペア:

[(1, 25269760), (2, 12634880), (4, 6317440), (5, 5053952), (8, 3158720), (10, 2526976), (16, 1579360), (20, 1263488), (32, 789680), (40, 631744), (64, 394840), (80, 315872), (128, 197420), (160, 157936), (256, 98710), (320, 78968), (512, 49355), (640, 39484), (1280, 19742), (2560, 9871)]