126516775

素因数分解:

$5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{229}}^1$

素因数の和:305

約数の個数: 72

約数和(自身を含む): 204830640

約数和(自身を除く): 78313865

約数列:

[1, 5, 7, 11, 25, 35, 41, 49, 55, 77, 175, 205, 229, 245, 275, 287, 385, 451, 539, 1025, 1145, 1225, 1435, 1603, 1925, 2009, 2255, 2519, 2695, 3157, 5725, 7175, 8015, 9389, 10045, 11221, 11275, 12595, 13475, 15785, 17633, 22099, 40075, 46945, 50225, 56105, 62975, 65723, 78925, 88165, 103279, 110495, 123431, 234725, 280525, 328615, 440825, 460061, 516395, 552475, 617155, 722953, 1643075, 2300305, 2581975, 3085775, 3614765, 5060671, 11501525, 18073825, 25303355, 126516775]

約数ペア:

[(1, 126516775), (5, 25303355), (7, 18073825), (11, 11501525), (25, 5060671), (35, 3614765), (41, 3085775), (49, 2581975), (55, 2300305), (77, 1643075), (175, 722953), (205, 617155), (229, 552475), (245, 516395), (275, 460061), (287, 440825), (385, 328615), (451, 280525), (539, 234725), (1025, 123431), (1145, 110495), (1225, 103279), (1435, 88165), (1603, 78925), (1925, 65723), (2009, 62975), (2255, 56105), (2519, 50225), (2695, 46945), (3157, 40075), (5725, 22099), (7175, 17633), (8015, 15785), (9389, 13475), (10045, 12595), (11221, 11275)]