89697920

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{10781}}^1$

素因数の和:10813

約数の個数: 64

約数和(自身を含む): 230950440

約数和(自身を除く): 141252520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 1040, 1664, 2080, 4160, 8320, 10781, 21562, 43124, 53905, 86248, 107810, 140153, 172496, 215620, 280306, 344992, 431240, 560612, 689984, 700765, 862480, 1121224, 1379968, 1401530, 1724960, 2242448, 2803060, 3449920, 4484896, 5606120, 6899840, 8969792, 11212240, 17939584, 22424480, 44848960, 89697920]

約数ペア:

[(1, 89697920), (2, 44848960), (4, 22424480), (5, 17939584), (8, 11212240), (10, 8969792), (13, 6899840), (16, 5606120), (20, 4484896), (26, 3449920), (32, 2803060), (40, 2242448), (52, 1724960), (64, 1401530), (65, 1379968), (80, 1121224), (104, 862480), (128, 700765), (130, 689984), (160, 560612), (208, 431240), (260, 344992), (320, 280306), (416, 215620), (520, 172496), (640, 140153), (832, 107810), (1040, 86248), (1664, 53905), (2080, 43124), (4160, 21562), (8320, 10781)]