25906790

素因数分解:

$2^1\times 5^1\times 7^4\times {\mathrm{13}}^1\times {\mathrm{83}}^1$

素因数の和:131

約数の個数: 80

約数和(自身を含む): 59291568

約数和(自身を除く): 33384778

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 83, 91, 98, 130, 166, 182, 245, 343, 415, 455, 490, 581, 637, 686, 830, 910, 1079, 1162, 1274, 1715, 2158, 2401, 2905, 3185, 3430, 4067, 4459, 4802, 5395, 5810, 6370, 7553, 8134, 8918, 10790, 12005, 15106, 20335, 22295, 24010, 28469, 31213, 37765, 40670, 44590, 52871, 56938, 62426, 75530, 105742, 142345, 156065, 199283, 264355, 284690, 312130, 370097, 398566, 528710, 740194, 996415, 1850485, 1992830, 2590679, 3700970, 5181358, 12953395, 25906790]

約数ペア:

[(1, 25906790), (2, 12953395), (5, 5181358), (7, 3700970), (10, 2590679), (13, 1992830), (14, 1850485), (26, 996415), (35, 740194), (49, 528710), (65, 398566), (70, 370097), (83, 312130), (91, 284690), (98, 264355), (130, 199283), (166, 156065), (182, 142345), (245, 105742), (343, 75530), (415, 62426), (455, 56938), (490, 52871), (581, 44590), (637, 40670), (686, 37765), (830, 31213), (910, 28469), (1079, 24010), (1162, 22295), (1274, 20335), (1715, 15106), (2158, 12005), (2401, 10790), (2905, 8918), (3185, 8134), (3430, 7553), (4067, 6370), (4459, 5810), (4802, 5395)]