66918400

素因数分解:

$2^{11}\times 5^2\times {\mathrm{1307}}^1$

素因数の和:1339

約数の個数: 72

約数和(自身を含む): 166044060

約数和(自身を除く): 99125660

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 256, 320, 400, 512, 640, 800, 1024, 1280, 1307, 1600, 2048, 2560, 2614, 3200, 5120, 5228, 6400, 6535, 10240, 10456, 12800, 13070, 20912, 25600, 26140, 32675, 41824, 51200, 52280, 65350, 83648, 104560, 130700, 167296, 209120, 261400, 334592, 418240, 522800, 669184, 836480, 1045600, 1338368, 1672960, 2091200, 2676736, 3345920, 4182400, 6691840, 8364800, 13383680, 16729600, 33459200, 66918400]

約数ペア:

[(1, 66918400), (2, 33459200), (4, 16729600), (5, 13383680), (8, 8364800), (10, 6691840), (16, 4182400), (20, 3345920), (25, 2676736), (32, 2091200), (40, 1672960), (50, 1338368), (64, 1045600), (80, 836480), (100, 669184), (128, 522800), (160, 418240), (200, 334592), (256, 261400), (320, 209120), (400, 167296), (512, 130700), (640, 104560), (800, 83648), (1024, 65350), (1280, 52280), (1307, 51200), (1600, 41824), (2048, 32675), (2560, 26140), (2614, 25600), (3200, 20912), (5120, 13070), (5228, 12800), (6400, 10456), (6535, 10240)]