158702968

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{401}}^1\times {\mathrm{811}}^1$

素因数の和:1279

約数の個数: 32

約数和(自身を含む): 303574320

約数和(自身を除く): 144871352

約数列:

[1, 2, 4, 8, 61, 122, 244, 401, 488, 802, 811, 1604, 1622, 3208, 3244, 6488, 24461, 48922, 49471, 97844, 98942, 195688, 197884, 325211, 395768, 650422, 1300844, 2601688, 19837871, 39675742, 79351484, 158702968]

約数ペア:

[(1, 158702968), (2, 79351484), (4, 39675742), (8, 19837871), (61, 2601688), (122, 1300844), (244, 650422), (401, 395768), (488, 325211), (802, 197884), (811, 195688), (1604, 98942), (1622, 97844), (3208, 49471), (3244, 48922), (6488, 24461)]