64241375

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2459}}^1$

素因数の和:2504

約数の個数: 32

約数和(自身を含む): 92102400

約数和(自身を除く): 27861025

約数列:

[1, 5, 11, 19, 25, 55, 95, 125, 209, 275, 475, 1045, 1375, 2375, 2459, 5225, 12295, 26125, 27049, 46721, 61475, 135245, 233605, 307375, 513931, 676225, 1168025, 2569655, 3381125, 5840125, 12848275, 64241375]

約数ペア:

[(1, 64241375), (5, 12848275), (11, 5840125), (19, 3381125), (25, 2569655), (55, 1168025), (95, 676225), (125, 513931), (209, 307375), (275, 233605), (475, 135245), (1045, 61475), (1375, 46721), (2375, 27049), (2459, 26125), (5225, 12295)]