78829975

素因数分解:

$5^2\times 7^3\times {\mathrm{29}}^1\times {\mathrm{317}}^1$

素因数の和:377

約数の個数: 48

約数和(自身を含む): 118296000

約数和(自身を除く): 39466025

約数列:

[1, 5, 7, 25, 29, 35, 49, 145, 175, 203, 245, 317, 343, 725, 1015, 1225, 1421, 1585, 1715, 2219, 5075, 7105, 7925, 8575, 9193, 9947, 11095, 15533, 35525, 45965, 49735, 55475, 64351, 77665, 108731, 229825, 248675, 321755, 388325, 450457, 543655, 1608775, 2252285, 2718275, 3153199, 11261425, 15765995, 78829975]

約数ペア:

[(1, 78829975), (5, 15765995), (7, 11261425), (25, 3153199), (29, 2718275), (35, 2252285), (49, 1608775), (145, 543655), (175, 450457), (203, 388325), (245, 321755), (317, 248675), (343, 229825), (725, 108731), (1015, 77665), (1225, 64351), (1421, 55475), (1585, 49735), (1715, 45965), (2219, 35525), (5075, 15533), (7105, 11095), (7925, 9947), (8575, 9193)]