103428800

素因数分解:

$2^6\times 5^2\times {\mathrm{127}}^1\times {\mathrm{509}}^1$

素因数の和:658

約数の個数: 84

約数和(自身を含む): 257007360

約数和(自身を除く): 153578560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 127, 160, 200, 254, 320, 400, 508, 509, 635, 800, 1016, 1018, 1270, 1600, 2032, 2036, 2540, 2545, 3175, 4064, 4072, 5080, 5090, 6350, 8128, 8144, 10160, 10180, 12700, 12725, 16288, 20320, 20360, 25400, 25450, 32576, 40640, 40720, 50800, 50900, 64643, 81440, 101600, 101800, 129286, 162880, 203200, 203600, 258572, 323215, 407200, 517144, 646430, 814400, 1034288, 1292860, 1616075, 2068576, 2585720, 3232150, 4137152, 5171440, 6464300, 10342880, 12928600, 20685760, 25857200, 51714400, 103428800]

約数ペア:

[(1, 103428800), (2, 51714400), (4, 25857200), (5, 20685760), (8, 12928600), (10, 10342880), (16, 6464300), (20, 5171440), (25, 4137152), (32, 3232150), (40, 2585720), (50, 2068576), (64, 1616075), (80, 1292860), (100, 1034288), (127, 814400), (160, 646430), (200, 517144), (254, 407200), (320, 323215), (400, 258572), (508, 203600), (509, 203200), (635, 162880), (800, 129286), (1016, 101800), (1018, 101600), (1270, 81440), (1600, 64643), (2032, 50900), (2036, 50800), (2540, 40720), (2545, 40640), (3175, 32576), (4064, 25450), (4072, 25400), (5080, 20360), (5090, 20320), (6350, 16288), (8128, 12725), (8144, 12700), (10160, 10180)]