2620347925

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{6781}}^1$

素因数の和:6874

約数の個数: 48

約数和(自身を含む): 3708668880

約数和(自身を除く): 1088320955

約数列:

[1, 5, 13, 25, 29, 41, 65, 145, 205, 325, 377, 533, 725, 1025, 1189, 1885, 2665, 5945, 6781, 9425, 13325, 15457, 29725, 33905, 77285, 88153, 169525, 196649, 278021, 386425, 440765, 983245, 1390105, 2203825, 2556437, 3614273, 4916225, 6950525, 8062609, 12782185, 18071365, 40313045, 63910925, 90356825, 104813917, 201565225, 524069585, 2620347925]

約数ペア:

[(1, 2620347925), (5, 524069585), (13, 201565225), (25, 104813917), (29, 90356825), (41, 63910925), (65, 40313045), (145, 18071365), (205, 12782185), (325, 8062609), (377, 6950525), (533, 4916225), (725, 3614273), (1025, 2556437), (1189, 2203825), (1885, 1390105), (2665, 983245), (5945, 440765), (6781, 386425), (9425, 278021), (13325, 196649), (15457, 169525), (29725, 88153), (33905, 77285)]