64641375

素因数分解:

$3^3\times 5^3\times {\mathrm{107}}^1\times {\mathrm{179}}^1$

素因数の和:310

約数の個数: 64

約数和(自身を含む): 121305600

約数和(自身を除く): 56664225

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 107, 125, 135, 179, 225, 321, 375, 535, 537, 675, 895, 963, 1125, 1605, 1611, 2675, 2685, 2889, 3375, 4475, 4815, 4833, 8025, 8055, 13375, 13425, 14445, 19153, 22375, 24075, 24165, 40125, 40275, 57459, 67125, 72225, 95765, 120375, 120825, 172377, 201375, 287295, 361125, 478825, 517131, 604125, 861885, 1436475, 2394125, 2585655, 4309425, 7182375, 12928275, 21547125, 64641375]

約数ペア:

[(1, 64641375), (3, 21547125), (5, 12928275), (9, 7182375), (15, 4309425), (25, 2585655), (27, 2394125), (45, 1436475), (75, 861885), (107, 604125), (125, 517131), (135, 478825), (179, 361125), (225, 287295), (321, 201375), (375, 172377), (535, 120825), (537, 120375), (675, 95765), (895, 72225), (963, 67125), (1125, 57459), (1605, 40275), (1611, 40125), (2675, 24165), (2685, 24075), (2889, 22375), (3375, 19153), (4475, 14445), (4815, 13425), (4833, 13375), (8025, 8055)]