161988868

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{12503}}^1$

素因数の和:12627

約数の個数: 24

約数和(自身を含む): 294094080

約数和(自身を除く): 132105212

約数列:

[1, 2, 4, 41, 79, 82, 158, 164, 316, 3239, 6478, 12503, 12956, 25006, 50012, 512623, 987737, 1025246, 1975474, 2050492, 3950948, 40497217, 80994434, 161988868]

約数ペア:

[(1, 161988868), (2, 80994434), (4, 40497217), (41, 3950948), (79, 2050492), (82, 1975474), (158, 1025246), (164, 987737), (316, 512623), (3239, 50012), (6478, 25006), (12503, 12956)]