20228713925

素因数分解:

$5^2\times 7^1\times {\mathrm{179}}^1\times {\mathrm{439}}^1\times {\mathrm{1471}}^1$

素因数の和:2106

約数の個数: 48

約数和(自身を含む): 28912435200

約数和(自身を除く): 8683721275

約数列:

[1, 5, 7, 25, 35, 175, 179, 439, 895, 1253, 1471, 2195, 3073, 4475, 6265, 7355, 10297, 10975, 15365, 31325, 36775, 51485, 76825, 78581, 257425, 263309, 392905, 550067, 645769, 1316545, 1843163, 1964525, 2750335, 3228845, 4520383, 6582725, 9215815, 13751675, 16144225, 22601915, 46079075, 113009575, 115592651, 577963255, 809148557, 2889816275, 4045742785, 20228713925]

約数ペア:

[(1, 20228713925), (5, 4045742785), (7, 2889816275), (25, 809148557), (35, 577963255), (175, 115592651), (179, 113009575), (439, 46079075), (895, 22601915), (1253, 16144225), (1471, 13751675), (2195, 9215815), (3073, 6582725), (4475, 4520383), (6265, 3228845), (7355, 2750335), (10297, 1964525), (10975, 1843163), (15365, 1316545), (31325, 645769), (36775, 550067), (51485, 392905), (76825, 263309), (78581, 257425)]