81218552

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{3083}}^1$

素因数の和:3215

約数の個数: 32

約数和(自身を含む): 158209200

約数和(自身を除く): 76990648

約数列:

[1, 2, 4, 8, 37, 74, 89, 148, 178, 296, 356, 712, 3083, 3293, 6166, 6586, 12332, 13172, 24664, 26344, 114071, 228142, 274387, 456284, 548774, 912568, 1097548, 2195096, 10152319, 20304638, 40609276, 81218552]

約数ペア:

[(1, 81218552), (2, 40609276), (4, 20304638), (8, 10152319), (37, 2195096), (74, 1097548), (89, 912568), (148, 548774), (178, 456284), (296, 274387), (356, 228142), (712, 114071), (3083, 26344), (3293, 24664), (6166, 13172), (6586, 12332)]