81448936

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{569}}^1\times {\mathrm{617}}^1$

素因数の和:1221

約数の個数: 32

約数和(自身を含む): 158517000

約数和(自身を除く): 77068064

約数列:

[1, 2, 4, 8, 29, 58, 116, 232, 569, 617, 1138, 1234, 2276, 2468, 4552, 4936, 16501, 17893, 33002, 35786, 66004, 71572, 132008, 143144, 351073, 702146, 1404292, 2808584, 10181117, 20362234, 40724468, 81448936]

約数ペア:

[(1, 81448936), (2, 40724468), (4, 20362234), (8, 10181117), (29, 2808584), (58, 1404292), (116, 702146), (232, 351073), (569, 143144), (617, 132008), (1138, 71572), (1234, 66004), (2276, 35786), (2468, 33002), (4552, 17893), (4936, 16501)]