2078556500

素因数分解:

$2^2\times 5^3\times {\mathrm{41}}^2\times {\mathrm{2473}}^1$

素因数の和:2574

約数の個数: 72

約数和(自身を含む): 4654870584

約数和(自身を除く): 2576314084

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 82, 100, 125, 164, 205, 250, 410, 500, 820, 1025, 1681, 2050, 2473, 3362, 4100, 4946, 5125, 6724, 8405, 9892, 10250, 12365, 16810, 20500, 24730, 33620, 42025, 49460, 61825, 84050, 101393, 123650, 168100, 202786, 210125, 247300, 309125, 405572, 420250, 506965, 618250, 840500, 1013930, 1236500, 2027860, 2534825, 4157113, 5069650, 8314226, 10139300, 12674125, 16628452, 20785565, 25348250, 41571130, 50696500, 83142260, 103927825, 207855650, 415711300, 519639125, 1039278250, 2078556500]

約数ペア:

[(1, 2078556500), (2, 1039278250), (4, 519639125), (5, 415711300), (10, 207855650), (20, 103927825), (25, 83142260), (41, 50696500), (50, 41571130), (82, 25348250), (100, 20785565), (125, 16628452), (164, 12674125), (205, 10139300), (250, 8314226), (410, 5069650), (500, 4157113), (820, 2534825), (1025, 2027860), (1681, 1236500), (2050, 1013930), (2473, 840500), (3362, 618250), (4100, 506965), (4946, 420250), (5125, 405572), (6724, 309125), (8405, 247300), (9892, 210125), (10250, 202786), (12365, 168100), (16810, 123650), (20500, 101393), (24730, 84050), (33620, 61825), (42025, 49460)]