78056020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{3463}}^1$

素因数の和:3509

約数の個数: 72

約数和(自身を含む): 199027584

約数和(自身を除く): 120971564

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 49, 70, 92, 98, 115, 140, 161, 196, 230, 245, 322, 460, 490, 644, 805, 980, 1127, 1610, 2254, 3220, 3463, 4508, 5635, 6926, 11270, 13852, 17315, 22540, 24241, 34630, 48482, 69260, 79649, 96964, 121205, 159298, 169687, 242410, 318596, 339374, 398245, 484820, 557543, 678748, 796490, 848435, 1115086, 1592980, 1696870, 2230172, 2787715, 3393740, 3902801, 5575430, 7805602, 11150860, 15611204, 19514005, 39028010, 78056020]

約数ペア:

[(1, 78056020), (2, 39028010), (4, 19514005), (5, 15611204), (7, 11150860), (10, 7805602), (14, 5575430), (20, 3902801), (23, 3393740), (28, 2787715), (35, 2230172), (46, 1696870), (49, 1592980), (70, 1115086), (92, 848435), (98, 796490), (115, 678748), (140, 557543), (161, 484820), (196, 398245), (230, 339374), (245, 318596), (322, 242410), (460, 169687), (490, 159298), (644, 121205), (805, 96964), (980, 79649), (1127, 69260), (1610, 48482), (2254, 34630), (3220, 24241), (3463, 22540), (4508, 17315), (5635, 13852), (6926, 11270)]