42485920

素因数分解:

$2^5\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2027}}^1$

素因数の和:2173

約数の個数: 48

約数和(自身を含む): 101189088

約数和(自身を除く): 58703168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 131, 160, 262, 524, 655, 1048, 1310, 2027, 2096, 2620, 4054, 4192, 5240, 8108, 10135, 10480, 16216, 20270, 20960, 32432, 40540, 64864, 81080, 162160, 265537, 324320, 531074, 1062148, 1327685, 2124296, 2655370, 4248592, 5310740, 8497184, 10621480, 21242960, 42485920]

約数ペア:

[(1, 42485920), (2, 21242960), (4, 10621480), (5, 8497184), (8, 5310740), (10, 4248592), (16, 2655370), (20, 2124296), (32, 1327685), (40, 1062148), (80, 531074), (131, 324320), (160, 265537), (262, 162160), (524, 81080), (655, 64864), (1048, 40540), (1310, 32432), (2027, 20960), (2096, 20270), (2620, 16216), (4054, 10480), (4192, 10135), (5240, 8108)]