67731640

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{199}}^1$

素因数の和:404

約数の個数: 64

約数和(自身を含む): 156672000

約数和(自身を除く): 88940360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 127, 134, 199, 254, 268, 335, 398, 508, 536, 635, 670, 796, 995, 1016, 1270, 1340, 1592, 1990, 2540, 2680, 3980, 5080, 7960, 8509, 13333, 17018, 25273, 26666, 34036, 42545, 50546, 53332, 66665, 68072, 85090, 101092, 106664, 126365, 133330, 170180, 202184, 252730, 266660, 340360, 505460, 533320, 1010920, 1693291, 3386582, 6773164, 8466455, 13546328, 16932910, 33865820, 67731640]

約数ペア:

[(1, 67731640), (2, 33865820), (4, 16932910), (5, 13546328), (8, 8466455), (10, 6773164), (20, 3386582), (40, 1693291), (67, 1010920), (127, 533320), (134, 505460), (199, 340360), (254, 266660), (268, 252730), (335, 202184), (398, 170180), (508, 133330), (536, 126365), (635, 106664), (670, 101092), (796, 85090), (995, 68072), (1016, 66665), (1270, 53332), (1340, 50546), (1592, 42545), (1990, 34036), (2540, 26666), (2680, 25273), (3980, 17018), (5080, 13333), (7960, 8509)]