65849625

素因数分解:

$3^3\times 5^3\times {\mathrm{109}}^1\times {\mathrm{179}}^1$

素因数の和:312

約数の個数: 64

約数和(自身を含む): 123552000

約数和(自身を除く): 57702375

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 109, 125, 135, 179, 225, 327, 375, 537, 545, 675, 895, 981, 1125, 1611, 1635, 2685, 2725, 2943, 3375, 4475, 4833, 4905, 8055, 8175, 13425, 13625, 14715, 19511, 22375, 24165, 24525, 40275, 40875, 58533, 67125, 73575, 97555, 120825, 122625, 175599, 201375, 292665, 367875, 487775, 526797, 604125, 877995, 1463325, 2438875, 2633985, 4389975, 7316625, 13169925, 21949875, 65849625]

約数ペア:

[(1, 65849625), (3, 21949875), (5, 13169925), (9, 7316625), (15, 4389975), (25, 2633985), (27, 2438875), (45, 1463325), (75, 877995), (109, 604125), (125, 526797), (135, 487775), (179, 367875), (225, 292665), (327, 201375), (375, 175599), (537, 122625), (545, 120825), (675, 97555), (895, 73575), (981, 67125), (1125, 58533), (1611, 40875), (1635, 40275), (2685, 24525), (2725, 24165), (2943, 22375), (3375, 19511), (4475, 14715), (4833, 13625), (4905, 13425), (8055, 8175)]