81942400

素因数分解:

$2^7\times 5^2\times {\mathrm{29}}^1\times {\mathrm{883}}^1$

素因数の和:936

約数の個数: 96

約数和(自身を含む): 209640600

約数和(自身を除く): 127698200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 32, 40, 50, 58, 64, 80, 100, 116, 128, 145, 160, 200, 232, 290, 320, 400, 464, 580, 640, 725, 800, 883, 928, 1160, 1450, 1600, 1766, 1856, 2320, 2900, 3200, 3532, 3712, 4415, 4640, 5800, 7064, 8830, 9280, 11600, 14128, 17660, 18560, 22075, 23200, 25607, 28256, 35320, 44150, 46400, 51214, 56512, 70640, 88300, 92800, 102428, 113024, 128035, 141280, 176600, 204856, 256070, 282560, 353200, 409712, 512140, 565120, 640175, 706400, 819424, 1024280, 1280350, 1412800, 1638848, 2048560, 2560700, 2825600, 3277696, 4097120, 5121400, 8194240, 10242800, 16388480, 20485600, 40971200, 81942400]

約数ペア:

[(1, 81942400), (2, 40971200), (4, 20485600), (5, 16388480), (8, 10242800), (10, 8194240), (16, 5121400), (20, 4097120), (25, 3277696), (29, 2825600), (32, 2560700), (40, 2048560), (50, 1638848), (58, 1412800), (64, 1280350), (80, 1024280), (100, 819424), (116, 706400), (128, 640175), (145, 565120), (160, 512140), (200, 409712), (232, 353200), (290, 282560), (320, 256070), (400, 204856), (464, 176600), (580, 141280), (640, 128035), (725, 113024), (800, 102428), (883, 92800), (928, 88300), (1160, 70640), (1450, 56512), (1600, 51214), (1766, 46400), (1856, 44150), (2320, 35320), (2900, 28256), (3200, 25607), (3532, 23200), (3712, 22075), (4415, 18560), (4640, 17660), (5800, 14128), (7064, 11600), (8830, 9280)]