12783128025

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{241}}^1\times {\mathrm{317}}^1$

素因数の和:691

約数の個数: 96

約数和(自身を含む): 22444063488

約数和(自身を除く): 9660935463

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 97, 115, 241, 291, 317, 345, 485, 575, 723, 951, 1205, 1455, 1585, 1725, 2231, 2425, 3615, 4755, 5543, 6025, 6693, 7275, 7291, 7925, 11155, 16629, 18075, 21873, 23377, 23775, 27715, 30749, 33465, 36455, 55775, 70131, 76397, 83145, 92247, 109365, 116885, 138575, 153745, 167325, 182275, 229191, 350655, 381985, 415725, 461235, 537671, 546825, 584425, 707227, 768725, 1145955, 1613013, 1753275, 1757131, 1909925, 2121681, 2306175, 2688355, 3536135, 5271393, 5729775, 7410509, 8065065, 8785655, 10608405, 13441775, 17680675, 22231527, 26356965, 37052545, 40325325, 43928275, 53042025, 111157635, 131784825, 170441707, 185262725, 511325121, 555788175, 852208535, 2556625605, 4261042675, 12783128025]

約数ペア:

[(1, 12783128025), (3, 4261042675), (5, 2556625605), (15, 852208535), (23, 555788175), (25, 511325121), (69, 185262725), (75, 170441707), (97, 131784825), (115, 111157635), (241, 53042025), (291, 43928275), (317, 40325325), (345, 37052545), (485, 26356965), (575, 22231527), (723, 17680675), (951, 13441775), (1205, 10608405), (1455, 8785655), (1585, 8065065), (1725, 7410509), (2231, 5729775), (2425, 5271393), (3615, 3536135), (4755, 2688355), (5543, 2306175), (6025, 2121681), (6693, 1909925), (7275, 1757131), (7291, 1753275), (7925, 1613013), (11155, 1145955), (16629, 768725), (18075, 707227), (21873, 584425), (23377, 546825), (23775, 537671), (27715, 461235), (30749, 415725), (33465, 381985), (36455, 350655), (55775, 229191), (70131, 182275), (76397, 167325), (83145, 153745), (92247, 138575), (109365, 116885)]