81244988

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{619}}^1$

素因数の和:810

約数の個数: 48

約数和(自身を含む): 164572800

約数和(自身を除く): 83327812

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 157, 209, 314, 418, 619, 628, 836, 1238, 1727, 2476, 2983, 3454, 5966, 6809, 6908, 11761, 11932, 13618, 23522, 27236, 32813, 47044, 65626, 97183, 129371, 131252, 194366, 258742, 388732, 517484, 1069013, 1846477, 2138026, 3692954, 4276052, 7385908, 20311247, 40622494, 81244988]

約数ペア:

[(1, 81244988), (2, 40622494), (4, 20311247), (11, 7385908), (19, 4276052), (22, 3692954), (38, 2138026), (44, 1846477), (76, 1069013), (157, 517484), (209, 388732), (314, 258742), (418, 194366), (619, 131252), (628, 129371), (836, 97183), (1238, 65626), (1727, 47044), (2476, 32813), (2983, 27236), (3454, 23522), (5966, 13618), (6809, 11932), (6908, 11761)]