829729280

素因数分解:

$2^9\times 5^1\times {\mathrm{324113}}^1$

素因数の和:324136

約数の個数: 40

約数和(自身を含む): 1989411732

約数和(自身を除く): 1159682452

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 324113, 648226, 1296452, 1620565, 2592904, 3241130, 5185808, 6482260, 10371616, 12964520, 20743232, 25929040, 41486464, 51858080, 82972928, 103716160, 165945856, 207432320, 414864640, 829729280]

約数ペア:

[(1, 829729280), (2, 414864640), (4, 207432320), (5, 165945856), (8, 103716160), (10, 82972928), (16, 51858080), (20, 41486464), (32, 25929040), (40, 20743232), (64, 12964520), (80, 10371616), (128, 6482260), (160, 5185808), (256, 3241130), (320, 2592904), (512, 1620565), (640, 1296452), (1280, 648226), (2560, 324113)]