82311425

素因数分解:

$5^2\times 7^3\times {\mathrm{29}}^1\times {\mathrm{331}}^1$

素因数の和:391

約数の個数: 48

約数和(自身を含む): 123504000

約数和(自身を除く): 41192575

約数列:

[1, 5, 7, 25, 29, 35, 49, 145, 175, 203, 245, 331, 343, 725, 1015, 1225, 1421, 1655, 1715, 2317, 5075, 7105, 8275, 8575, 9599, 9947, 11585, 16219, 35525, 47995, 49735, 57925, 67193, 81095, 113533, 239975, 248675, 335965, 405475, 470351, 567665, 1679825, 2351755, 2838325, 3292457, 11758775, 16462285, 82311425]

約数ペア:

[(1, 82311425), (5, 16462285), (7, 11758775), (25, 3292457), (29, 2838325), (35, 2351755), (49, 1679825), (145, 567665), (175, 470351), (203, 405475), (245, 335965), (331, 248675), (343, 239975), (725, 113533), (1015, 81095), (1225, 67193), (1421, 57925), (1655, 49735), (1715, 47995), (2317, 35525), (5075, 16219), (7105, 11585), (8275, 9947), (8575, 9599)]