378890080

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{33353}}^1$

素因数の和:33439

約数の個数: 48

約数和(自身を含む): 907762464

約数和(自身を除く): 528872384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 80, 142, 160, 284, 355, 568, 710, 1136, 1420, 2272, 2840, 5680, 11360, 33353, 66706, 133412, 166765, 266824, 333530, 533648, 667060, 1067296, 1334120, 2368063, 2668240, 4736126, 5336480, 9472252, 11840315, 18944504, 23680630, 37889008, 47361260, 75778016, 94722520, 189445040, 378890080]

約数ペア:

[(1, 378890080), (2, 189445040), (4, 94722520), (5, 75778016), (8, 47361260), (10, 37889008), (16, 23680630), (20, 18944504), (32, 11840315), (40, 9472252), (71, 5336480), (80, 4736126), (142, 2668240), (160, 2368063), (284, 1334120), (355, 1067296), (568, 667060), (710, 533648), (1136, 333530), (1420, 266824), (2272, 166765), (2840, 133412), (5680, 66706), (11360, 33353)]