71336240

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{13309}}^1$

素因数の和:13389

約数の個数: 40

約数和(自身を含む): 168344880

約数和(自身を除く): 97008640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2680, 5360, 13309, 26618, 53236, 66545, 106472, 133090, 212944, 266180, 532360, 891703, 1064720, 1783406, 3566812, 4458515, 7133624, 8917030, 14267248, 17834060, 35668120, 71336240]

約数ペア:

[(1, 71336240), (2, 35668120), (4, 17834060), (5, 14267248), (8, 8917030), (10, 7133624), (16, 4458515), (20, 3566812), (40, 1783406), (67, 1064720), (80, 891703), (134, 532360), (268, 266180), (335, 212944), (536, 133090), (670, 106472), (1072, 66545), (1340, 53236), (2680, 26618), (5360, 13309)]