25680655

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{733}}^1$

素因数の和:776

約数の個数: 48

約数和(自身を含む): 42172704

約数和(自身を除く): 16492049

約数列:

[1, 5, 7, 11, 13, 35, 49, 55, 65, 77, 91, 143, 245, 385, 455, 539, 637, 715, 733, 1001, 2695, 3185, 3665, 5005, 5131, 7007, 8063, 9529, 25655, 35035, 35917, 40315, 47645, 56441, 66703, 104819, 179585, 282205, 333515, 395087, 466921, 524095, 733733, 1975435, 2334605, 3668665, 5136131, 25680655]

約数ペア:

[(1, 25680655), (5, 5136131), (7, 3668665), (11, 2334605), (13, 1975435), (35, 733733), (49, 524095), (55, 466921), (65, 395087), (77, 333515), (91, 282205), (143, 179585), (245, 104819), (385, 66703), (455, 56441), (539, 47645), (637, 40315), (715, 35917), (733, 35035), (1001, 25655), (2695, 9529), (3185, 8063), (3665, 7007), (5005, 5131)]