160392340

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{431}}^1\times {\mathrm{809}}^1$

素因数の和:1272

約数の個数: 48

約数和(自身を含む): 352719360

約数和(自身を除く): 192327020

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 431, 460, 809, 862, 1618, 1724, 2155, 3236, 4045, 4310, 8090, 8620, 9913, 16180, 18607, 19826, 37214, 39652, 49565, 74428, 93035, 99130, 186070, 198260, 348679, 372140, 697358, 1394716, 1743395, 3486790, 6973580, 8019617, 16039234, 32078468, 40098085, 80196170, 160392340]

約数ペア:

[(1, 160392340), (2, 80196170), (4, 40098085), (5, 32078468), (10, 16039234), (20, 8019617), (23, 6973580), (46, 3486790), (92, 1743395), (115, 1394716), (230, 697358), (431, 372140), (460, 348679), (809, 198260), (862, 186070), (1618, 99130), (1724, 93035), (2155, 74428), (3236, 49565), (4045, 39652), (4310, 37214), (8090, 19826), (8620, 18607), (9913, 16180)]