101580640

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{90697}}^1$

素因数の和:90719

約数の個数: 48

約数和(自身を含む): 274270752

約数和(自身を除く): 172690112

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 90697, 181394, 362788, 453485, 634879, 725576, 906970, 1269758, 1451152, 1813940, 2539516, 2902304, 3174395, 3627880, 5079032, 6348790, 7255760, 10158064, 12697580, 14511520, 20316128, 25395160, 50790320, 101580640]

約数ペア:

[(1, 101580640), (2, 50790320), (4, 25395160), (5, 20316128), (7, 14511520), (8, 12697580), (10, 10158064), (14, 7255760), (16, 6348790), (20, 5079032), (28, 3627880), (32, 3174395), (35, 2902304), (40, 2539516), (56, 1813940), (70, 1451152), (80, 1269758), (112, 906970), (140, 725576), (160, 634879), (224, 453485), (280, 362788), (560, 181394), (1120, 90697)]