25240215

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^2$

素因数の和:121

約数の個数: 96

約数和(自身を含む): 55577088

約数和(自身を除く): 30336873

約数列:

[1, 3, 5, 7, 11, 13, 15, 21, 33, 35, 39, 41, 55, 65, 77, 91, 105, 123, 143, 165, 195, 205, 231, 273, 287, 385, 429, 451, 455, 533, 615, 715, 861, 1001, 1155, 1353, 1365, 1435, 1599, 1681, 2145, 2255, 2665, 3003, 3157, 3731, 4305, 5005, 5043, 5863, 6765, 7995, 8405, 9471, 11193, 11767, 15015, 15785, 17589, 18491, 18655, 21853, 25215, 29315, 35301, 41041, 47355, 55473, 55965, 58835, 65559, 87945, 92455, 109265, 123123, 129437, 152971, 176505, 205205, 240383, 277365, 327795, 388311, 458913, 615615, 647185, 721149, 764855, 1201915, 1682681, 1941555, 2294565, 3605745, 5048043, 8413405, 25240215]

約数ペア:

[(1, 25240215), (3, 8413405), (5, 5048043), (7, 3605745), (11, 2294565), (13, 1941555), (15, 1682681), (21, 1201915), (33, 764855), (35, 721149), (39, 647185), (41, 615615), (55, 458913), (65, 388311), (77, 327795), (91, 277365), (105, 240383), (123, 205205), (143, 176505), (165, 152971), (195, 129437), (205, 123123), (231, 109265), (273, 92455), (287, 87945), (385, 65559), (429, 58835), (451, 55965), (455, 55473), (533, 47355), (615, 41041), (715, 35301), (861, 29315), (1001, 25215), (1155, 21853), (1353, 18655), (1365, 18491), (1435, 17589), (1599, 15785), (1681, 15015), (2145, 11767), (2255, 11193), (2665, 9471), (3003, 8405), (3157, 7995), (3731, 6765), (4305, 5863), (5005, 5043)]