208393325

素因数分解:

$5^2\times 7^2\times {\mathrm{311}}^1\times {\mathrm{547}}^1$

素因数の和:882

約数の個数: 36

約数和(自身を含む): 302114592

約数和(自身を除く): 93721267

約数列:

[1, 5, 7, 25, 35, 49, 175, 245, 311, 547, 1225, 1555, 2177, 2735, 3829, 7775, 10885, 13675, 15239, 19145, 26803, 54425, 76195, 95725, 134015, 170117, 380975, 670075, 850585, 1190819, 4252925, 5954095, 8335733, 29770475, 41678665, 208393325]

約数ペア:

[(1, 208393325), (5, 41678665), (7, 29770475), (25, 8335733), (35, 5954095), (49, 4252925), (175, 1190819), (245, 850585), (311, 670075), (547, 380975), (1225, 170117), (1555, 134015), (2177, 95725), (2735, 76195), (3829, 54425), (7775, 26803), (10885, 19145), (13675, 15239)]