84235840

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20249}}^1$

素因数の和:20279

約数の個数: 56

約数和(自身を含む): 216027000

約数和(自身を除く): 131791160

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 20249, 40498, 80996, 101245, 161992, 202490, 263237, 323984, 404980, 526474, 647968, 809960, 1052948, 1295936, 1316185, 1619920, 2105896, 2632370, 3239840, 4211792, 5264740, 6479680, 8423584, 10529480, 16847168, 21058960, 42117920, 84235840]

約数ペア:

[(1, 84235840), (2, 42117920), (4, 21058960), (5, 16847168), (8, 10529480), (10, 8423584), (13, 6479680), (16, 5264740), (20, 4211792), (26, 3239840), (32, 2632370), (40, 2105896), (52, 1619920), (64, 1316185), (65, 1295936), (80, 1052948), (104, 809960), (130, 647968), (160, 526474), (208, 404980), (260, 323984), (320, 263237), (416, 202490), (520, 161992), (832, 101245), (1040, 80996), (2080, 40498), (4160, 20249)]