51887360

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{5791}}^1$

素因数の和:5819

約数の個数: 72

約数和(自身を含む): 142066176

約数和(自身を除く): 90178816

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 560, 640, 896, 1120, 1280, 1792, 2240, 4480, 5791, 8960, 11582, 23164, 28955, 40537, 46328, 57910, 81074, 92656, 115820, 162148, 185312, 202685, 231640, 324296, 370624, 405370, 463280, 648592, 741248, 810740, 926560, 1297184, 1482496, 1621480, 1853120, 2594368, 3242960, 3706240, 5188736, 6485920, 7412480, 10377472, 12971840, 25943680, 51887360]

約数ペア:

[(1, 51887360), (2, 25943680), (4, 12971840), (5, 10377472), (7, 7412480), (8, 6485920), (10, 5188736), (14, 3706240), (16, 3242960), (20, 2594368), (28, 1853120), (32, 1621480), (35, 1482496), (40, 1297184), (56, 926560), (64, 810740), (70, 741248), (80, 648592), (112, 463280), (128, 405370), (140, 370624), (160, 324296), (224, 231640), (256, 202685), (280, 185312), (320, 162148), (448, 115820), (560, 92656), (640, 81074), (896, 57910), (1120, 46328), (1280, 40537), (1792, 28955), (2240, 23164), (4480, 11582), (5791, 8960)]