40325900

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{197}}^1$

素因数の和:323

約数の個数: 72

約数和(自身を含む): 92806560

約数和(自身を除く): 52480660

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 89, 92, 100, 115, 178, 197, 230, 356, 394, 445, 460, 575, 788, 890, 985, 1150, 1780, 1970, 2047, 2225, 2300, 3940, 4094, 4450, 4531, 4925, 8188, 8900, 9062, 9850, 10235, 17533, 18124, 19700, 20470, 22655, 35066, 40940, 45310, 51175, 70132, 87665, 90620, 102350, 113275, 175330, 204700, 226550, 350660, 403259, 438325, 453100, 806518, 876650, 1613036, 1753300, 2016295, 4032590, 8065180, 10081475, 20162950, 40325900]

約数ペア:

[(1, 40325900), (2, 20162950), (4, 10081475), (5, 8065180), (10, 4032590), (20, 2016295), (23, 1753300), (25, 1613036), (46, 876650), (50, 806518), (89, 453100), (92, 438325), (100, 403259), (115, 350660), (178, 226550), (197, 204700), (230, 175330), (356, 113275), (394, 102350), (445, 90620), (460, 87665), (575, 70132), (788, 51175), (890, 45310), (985, 40940), (1150, 35066), (1780, 22655), (1970, 20470), (2047, 19700), (2225, 18124), (2300, 17533), (3940, 10235), (4094, 9850), (4450, 9062), (4531, 8900), (4925, 8188)]