81795632

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{1949}}^1$

素因数の和:2061

約数の個数: 40

約数和(自身を含む): 164907600

約数和(自身を除く): 83111968

約数列:

[1, 2, 4, 8, 16, 43, 61, 86, 122, 172, 244, 344, 488, 688, 976, 1949, 2623, 3898, 5246, 7796, 10492, 15592, 20984, 31184, 41968, 83807, 118889, 167614, 237778, 335228, 475556, 670456, 951112, 1340912, 1902224, 5112227, 10224454, 20448908, 40897816, 81795632]

約数ペア:

[(1, 81795632), (2, 40897816), (4, 20448908), (8, 10224454), (16, 5112227), (43, 1902224), (61, 1340912), (86, 951112), (122, 670456), (172, 475556), (244, 335228), (344, 237778), (488, 167614), (688, 118889), (976, 83807), (1949, 41968), (2623, 31184), (3898, 20984), (5246, 15592), (7796, 10492)]