215544400

素因数分解:

$2^4\times 5^2\times {\mathrm{127}}^1\times {\mathrm{4243}}^1$

素因数の和:4388

約数の個数: 60

約数和(自身を含む): 522045952

約数和(自身を除く): 306501552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 127, 200, 254, 400, 508, 635, 1016, 1270, 2032, 2540, 3175, 4243, 5080, 6350, 8486, 10160, 12700, 16972, 21215, 25400, 33944, 42430, 50800, 67888, 84860, 106075, 169720, 212150, 339440, 424300, 538861, 848600, 1077722, 1697200, 2155444, 2694305, 4310888, 5388610, 8621776, 10777220, 13471525, 21554440, 26943050, 43108880, 53886100, 107772200, 215544400]

約数ペア:

[(1, 215544400), (2, 107772200), (4, 53886100), (5, 43108880), (8, 26943050), (10, 21554440), (16, 13471525), (20, 10777220), (25, 8621776), (40, 5388610), (50, 4310888), (80, 2694305), (100, 2155444), (127, 1697200), (200, 1077722), (254, 848600), (400, 538861), (508, 424300), (635, 339440), (1016, 212150), (1270, 169720), (2032, 106075), (2540, 84860), (3175, 67888), (4243, 50800), (5080, 42430), (6350, 33944), (8486, 25400), (10160, 21215), (12700, 16972)]