25103623665

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{853}}^1\times {\mathrm{881}}^1$

素因数の和:1890

約数の個数: 64

約数和(自身を含む): 42952073472

約数和(自身を除く): 17848449807

約数列:

[1, 3, 5, 15, 17, 51, 85, 131, 255, 393, 655, 853, 881, 1965, 2227, 2559, 2643, 4265, 4405, 6681, 11135, 12795, 13215, 14501, 14977, 33405, 43503, 44931, 72505, 74885, 111743, 115411, 217515, 224655, 335229, 346233, 558715, 577055, 751493, 1676145, 1731165, 1899631, 1961987, 2254479, 3757465, 5698893, 5885961, 9498155, 9809935, 11272395, 12775381, 28494465, 29429805, 38326143, 63876905, 98445583, 191630715, 295336749, 492227915, 1476683745, 1673574911, 5020724733, 8367874555, 25103623665]

約数ペア:

[(1, 25103623665), (3, 8367874555), (5, 5020724733), (15, 1673574911), (17, 1476683745), (51, 492227915), (85, 295336749), (131, 191630715), (255, 98445583), (393, 63876905), (655, 38326143), (853, 29429805), (881, 28494465), (1965, 12775381), (2227, 11272395), (2559, 9809935), (2643, 9498155), (4265, 5885961), (4405, 5698893), (6681, 3757465), (11135, 2254479), (12795, 1961987), (13215, 1899631), (14501, 1731165), (14977, 1676145), (33405, 751493), (43503, 577055), (44931, 558715), (72505, 346233), (74885, 335229), (111743, 224655), (115411, 217515)]