168165040

素因数分解:

$2^4\times 5^1\times {\mathrm{1373}}^1\times {\mathrm{1531}}^1$

素因数の和:2917

約数の個数: 40

約数和(自身を含む): 391524048

約数和(自身を除く): 223359008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1373, 1531, 2746, 3062, 5492, 6124, 6865, 7655, 10984, 12248, 13730, 15310, 21968, 24496, 27460, 30620, 54920, 61240, 109840, 122480, 2102063, 4204126, 8408252, 10510315, 16816504, 21020630, 33633008, 42041260, 84082520, 168165040]

約数ペア:

[(1, 168165040), (2, 84082520), (4, 42041260), (5, 33633008), (8, 21020630), (10, 16816504), (16, 10510315), (20, 8408252), (40, 4204126), (80, 2102063), (1373, 122480), (1531, 109840), (2746, 61240), (3062, 54920), (5492, 30620), (6124, 27460), (6865, 24496), (7655, 21968), (10984, 15310), (12248, 13730)]