210714400

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{20261}}^1$

素因数の和:20294

約数の個数: 72

約数和(自身を含む): 554003604

約数和(自身を除く): 343289204

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 80, 100, 104, 130, 160, 200, 208, 260, 325, 400, 416, 520, 650, 800, 1040, 1300, 2080, 2600, 5200, 10400, 20261, 40522, 81044, 101305, 162088, 202610, 263393, 324176, 405220, 506525, 526786, 648352, 810440, 1013050, 1053572, 1316965, 1620880, 2026100, 2107144, 2633930, 3241760, 4052200, 4214288, 5267860, 6584825, 8104400, 8428576, 10535720, 13169650, 16208800, 21071440, 26339300, 42142880, 52678600, 105357200, 210714400]

約数ペア:

[(1, 210714400), (2, 105357200), (4, 52678600), (5, 42142880), (8, 26339300), (10, 21071440), (13, 16208800), (16, 13169650), (20, 10535720), (25, 8428576), (26, 8104400), (32, 6584825), (40, 5267860), (50, 4214288), (52, 4052200), (65, 3241760), (80, 2633930), (100, 2107144), (104, 2026100), (130, 1620880), (160, 1316965), (200, 1053572), (208, 1013050), (260, 810440), (325, 648352), (400, 526786), (416, 506525), (520, 405220), (650, 324176), (800, 263393), (1040, 202610), (1300, 162088), (2080, 101305), (2600, 81044), (5200, 40522), (10400, 20261)]