75495280

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{19259}}^1$

素因数の和:19286

約数の個数: 60

約数和(自身を含む): 204194520

約数和(自身を除く): 128699240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 19259, 38518, 77036, 96295, 134813, 154072, 192590, 269626, 308144, 385180, 539252, 674065, 770360, 943691, 1078504, 1348130, 1540720, 1887382, 2157008, 2696260, 3774764, 4718455, 5392520, 7549528, 9436910, 10785040, 15099056, 18873820, 37747640, 75495280]

約数ペア:

[(1, 75495280), (2, 37747640), (4, 18873820), (5, 15099056), (7, 10785040), (8, 9436910), (10, 7549528), (14, 5392520), (16, 4718455), (20, 3774764), (28, 2696260), (35, 2157008), (40, 1887382), (49, 1540720), (56, 1348130), (70, 1078504), (80, 943691), (98, 770360), (112, 674065), (140, 539252), (196, 385180), (245, 308144), (280, 269626), (392, 192590), (490, 154072), (560, 134813), (784, 96295), (980, 77036), (1960, 38518), (3920, 19259)]