71978504

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{2693}}^1$

素因数の和:2969

約数の個数: 32

約数和(自身を含む): 145960920

約数和(自身を除く): 73982416

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 257, 514, 1028, 2056, 2693, 3341, 5386, 6682, 10772, 13364, 21544, 26728, 35009, 70018, 140036, 280072, 692101, 1384202, 2768404, 5536808, 8997313, 17994626, 35989252, 71978504]

約数ペア:

[(1, 71978504), (2, 35989252), (4, 17994626), (8, 8997313), (13, 5536808), (26, 2768404), (52, 1384202), (104, 692101), (257, 280072), (514, 140036), (1028, 70018), (2056, 35009), (2693, 26728), (3341, 21544), (5386, 13364), (6682, 10772)]