25464880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1229}}^1$

素因数の和:1286

約数の個数: 80

約数和(自身を含む): 69549120

約数和(自身を除く): 44084240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 37, 40, 56, 70, 74, 80, 112, 140, 148, 185, 259, 280, 296, 370, 518, 560, 592, 740, 1036, 1229, 1295, 1480, 2072, 2458, 2590, 2960, 4144, 4916, 5180, 6145, 8603, 9832, 10360, 12290, 17206, 19664, 20720, 24580, 34412, 43015, 45473, 49160, 68824, 86030, 90946, 98320, 137648, 172060, 181892, 227365, 318311, 344120, 363784, 454730, 636622, 688240, 727568, 909460, 1273244, 1591555, 1818920, 2546488, 3183110, 3637840, 5092976, 6366220, 12732440, 25464880]

約数ペア:

[(1, 25464880), (2, 12732440), (4, 6366220), (5, 5092976), (7, 3637840), (8, 3183110), (10, 2546488), (14, 1818920), (16, 1591555), (20, 1273244), (28, 909460), (35, 727568), (37, 688240), (40, 636622), (56, 454730), (70, 363784), (74, 344120), (80, 318311), (112, 227365), (140, 181892), (148, 172060), (185, 137648), (259, 98320), (280, 90946), (296, 86030), (370, 68824), (518, 49160), (560, 45473), (592, 43015), (740, 34412), (1036, 24580), (1229, 20720), (1295, 19664), (1480, 17206), (2072, 12290), (2458, 10360), (2590, 9832), (2960, 8603), (4144, 6145), (4916, 5180)]