64420425

素因数分解:

$3^2\times 5^2\times {\mathrm{89}}^1\times {\mathrm{3217}}^1$

素因数の和:3322

約数の個数: 36

約数和(自身を含む): 116716860

約数和(自身を除く): 52296435

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 89, 225, 267, 445, 801, 1335, 2225, 3217, 4005, 6675, 9651, 16085, 20025, 28953, 48255, 80425, 144765, 241275, 286313, 723825, 858939, 1431565, 2576817, 4294695, 7157825, 12884085, 21473475, 64420425]

約数ペア:

[(1, 64420425), (3, 21473475), (5, 12884085), (9, 7157825), (15, 4294695), (25, 2576817), (45, 1431565), (75, 858939), (89, 723825), (225, 286313), (267, 241275), (445, 144765), (801, 80425), (1335, 48255), (2225, 28953), (3217, 20025), (4005, 16085), (6675, 9651)]