25521000765

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{199}}^1$

素因数の和:507

約数の個数: 128

約数和(自身を含む): 45868032000

約数和(自身を除く): 20347031235

約数列:

[1, 3, 5, 13, 15, 39, 59, 65, 71, 157, 177, 195, 199, 213, 295, 355, 471, 597, 767, 785, 885, 923, 995, 1065, 2041, 2301, 2355, 2587, 2769, 2985, 3835, 4189, 4615, 6123, 7761, 9263, 10205, 11147, 11505, 11741, 12567, 12935, 13845, 14129, 20945, 27789, 30615, 31243, 33441, 35223, 38805, 42387, 46315, 54457, 55735, 58705, 62835, 70645, 93729, 120419, 138945, 144911, 152633, 156215, 163371, 167205, 176115, 183677, 211935, 272285, 361257, 406159, 434733, 457899, 468645, 551031, 602095, 657673, 724555, 763165, 816855, 833611, 918385, 1218477, 1806285, 1843337, 1973019, 2030795, 2173665, 2218253, 2289495, 2500833, 2755155, 3288365, 4168055, 5530011, 6092385, 6654759, 8549749, 9216685, 9865095, 10836943, 11091265, 12504165, 23963381, 25649247, 27650055, 28837289, 32510829, 33273795, 42748745, 54184715, 71890143, 86511867, 119816905, 128246235, 130876927, 144186445, 162554145, 359450715, 392630781, 432559335, 654384635, 1701400051, 1963153905, 5104200153, 8507000255, 25521000765]

約数ペア:

[(1, 25521000765), (3, 8507000255), (5, 5104200153), (13, 1963153905), (15, 1701400051), (39, 654384635), (59, 432559335), (65, 392630781), (71, 359450715), (157, 162554145), (177, 144186445), (195, 130876927), (199, 128246235), (213, 119816905), (295, 86511867), (355, 71890143), (471, 54184715), (597, 42748745), (767, 33273795), (785, 32510829), (885, 28837289), (923, 27650055), (995, 25649247), (1065, 23963381), (2041, 12504165), (2301, 11091265), (2355, 10836943), (2587, 9865095), (2769, 9216685), (2985, 8549749), (3835, 6654759), (4189, 6092385), (4615, 5530011), (6123, 4168055), (7761, 3288365), (9263, 2755155), (10205, 2500833), (11147, 2289495), (11505, 2218253), (11741, 2173665), (12567, 2030795), (12935, 1973019), (13845, 1843337), (14129, 1806285), (20945, 1218477), (27789, 918385), (30615, 833611), (31243, 816855), (33441, 763165), (35223, 724555), (38805, 657673), (42387, 602095), (46315, 551031), (54457, 468645), (55735, 457899), (58705, 434733), (62835, 406159), (70645, 361257), (93729, 272285), (120419, 211935), (138945, 183677), (144911, 176115), (152633, 167205), (156215, 163371)]