83884640

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{74897}}^1$

素因数の和:74919

約数の個数: 48

約数和(自身を含む): 226491552

約数和(自身を除く): 142606912

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, 74897, 149794, 299588, 374485, 524279, 599176, 748970, 1048558, 1198352, 1497940, 2097116, 2396704, 2621395, 2995880, 4194232, 5242790, 5991760, 8388464, 10485580, 11983520, 16776928, 20971160, 41942320, 83884640]

約数ペア:

[(1, 83884640), (2, 41942320), (4, 20971160), (5, 16776928), (7, 11983520), (8, 10485580), (10, 8388464), (14, 5991760), (16, 5242790), (20, 4194232), (28, 2995880), (32, 2621395), (35, 2396704), (40, 2097116), (56, 1497940), (70, 1198352), (80, 1048558), (112, 748970), (140, 599176), (160, 524279), (224, 374485), (280, 299588), (560, 149794), (1120, 74897)]