81331648

素因数分解:

$2^6\times {\mathrm{619}}^1\times {\mathrm{2053}}^1$

素因数の和:2684

約数の個数: 28

約数和(自身を含む): 161731960

約数和(自身を除く): 80400312

約数列:

[1, 2, 4, 8, 16, 32, 64, 619, 1238, 2053, 2476, 4106, 4952, 8212, 9904, 16424, 19808, 32848, 39616, 65696, 131392, 1270807, 2541614, 5083228, 10166456, 20332912, 40665824, 81331648]

約数ペア:

[(1, 81331648), (2, 40665824), (4, 20332912), (8, 10166456), (16, 5083228), (32, 2541614), (64, 1270807), (619, 131392), (1238, 65696), (2053, 39616), (2476, 32848), (4106, 19808), (4952, 16424), (8212, 9904)]