89719280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{1223}}^1$

素因数の和:1374

約数の個数: 80

約数和(自身を含む): 240413184

約数和(自身を除く): 150693904

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 131, 140, 262, 280, 524, 560, 655, 917, 1048, 1223, 1310, 1834, 2096, 2446, 2620, 3668, 4585, 4892, 5240, 6115, 7336, 8561, 9170, 9784, 10480, 12230, 14672, 17122, 18340, 19568, 24460, 34244, 36680, 42805, 48920, 68488, 73360, 85610, 97840, 136976, 160213, 171220, 320426, 342440, 640852, 684880, 801065, 1121491, 1281704, 1602130, 2242982, 2563408, 3204260, 4485964, 5607455, 6408520, 8971928, 11214910, 12817040, 17943856, 22429820, 44859640, 89719280]

約数ペア:

[(1, 89719280), (2, 44859640), (4, 22429820), (5, 17943856), (7, 12817040), (8, 11214910), (10, 8971928), (14, 6408520), (16, 5607455), (20, 4485964), (28, 3204260), (35, 2563408), (40, 2242982), (56, 1602130), (70, 1281704), (80, 1121491), (112, 801065), (131, 684880), (140, 640852), (262, 342440), (280, 320426), (524, 171220), (560, 160213), (655, 136976), (917, 97840), (1048, 85610), (1223, 73360), (1310, 68488), (1834, 48920), (2096, 42805), (2446, 36680), (2620, 34244), (3668, 24460), (4585, 19568), (4892, 18340), (5240, 17122), (6115, 14672), (7336, 12230), (8561, 10480), (9170, 9784)]