51394360

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{151}}^1$

素因数の和:356

約数の個数: 64

約数和(自身を含む): 119070720

約数和(自身を除く): 67676360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 127, 134, 151, 254, 268, 302, 335, 508, 536, 604, 635, 670, 755, 1016, 1208, 1270, 1340, 1510, 2540, 2680, 3020, 5080, 6040, 8509, 10117, 17018, 19177, 20234, 34036, 38354, 40468, 42545, 50585, 68072, 76708, 80936, 85090, 95885, 101170, 153416, 170180, 191770, 202340, 340360, 383540, 404680, 767080, 1284859, 2569718, 5139436, 6424295, 10278872, 12848590, 25697180, 51394360]

約数ペア:

[(1, 51394360), (2, 25697180), (4, 12848590), (5, 10278872), (8, 6424295), (10, 5139436), (20, 2569718), (40, 1284859), (67, 767080), (127, 404680), (134, 383540), (151, 340360), (254, 202340), (268, 191770), (302, 170180), (335, 153416), (508, 101170), (536, 95885), (604, 85090), (635, 80936), (670, 76708), (755, 68072), (1016, 50585), (1208, 42545), (1270, 40468), (1340, 38354), (1510, 34036), (2540, 20234), (2680, 19177), (3020, 17018), (5080, 10117), (6040, 8509)]