127598080

素因数分解:

$2^9\times 5^1\times {\mathrm{49843}}^1$

素因数の和:49866

約数の個数: 40

約数和(自身を含む): 305942472

約数和(自身を除く): 178344392

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 49843, 99686, 199372, 249215, 398744, 498430, 797488, 996860, 1594976, 1993720, 3189952, 3987440, 6379904, 7974880, 12759808, 15949760, 25519616, 31899520, 63799040, 127598080]

約数ペア:

[(1, 127598080), (2, 63799040), (4, 31899520), (5, 25519616), (8, 15949760), (10, 12759808), (16, 7974880), (20, 6379904), (32, 3987440), (40, 3189952), (64, 1993720), (80, 1594976), (128, 996860), (160, 797488), (256, 498430), (320, 398744), (512, 249215), (640, 199372), (1280, 99686), (2560, 49843)]