71679320

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{33811}}^1$

素因数の和:33875

約数の個数: 32

約数和(自身を含む): 164326320

約数和(自身を除く): 92647000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 33811, 67622, 135244, 169055, 270488, 338110, 676220, 1352440, 1791983, 3583966, 7167932, 8959915, 14335864, 17919830, 35839660, 71679320]

約数ペア:

[(1, 71679320), (2, 35839660), (4, 17919830), (5, 14335864), (8, 8959915), (10, 7167932), (20, 3583966), (40, 1791983), (53, 1352440), (106, 676220), (212, 338110), (265, 270488), (424, 169055), (530, 135244), (1060, 67622), (2120, 33811)]