169750520

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{80071}}^1$

素因数の和:80135

約数の個数: 32

約数和(自身を含む): 389149920

約数和(自身を除く): 219399400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 80071, 160142, 320284, 400355, 640568, 800710, 1601420, 3202840, 4243763, 8487526, 16975052, 21218815, 33950104, 42437630, 84875260, 169750520]

約数ペア:

[(1, 169750520), (2, 84875260), (4, 42437630), (5, 33950104), (8, 21218815), (10, 16975052), (20, 8487526), (40, 4243763), (53, 3202840), (106, 1601420), (212, 800710), (265, 640568), (424, 400355), (530, 320284), (1060, 160142), (2120, 80071)]