180757725

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{2027}}^1$

素因数の和:2110

約数の個数: 48

約数和(自身を含む): 316854720

約数和(自身を除く): 136096995

約数列:

[1, 3, 5, 15, 25, 29, 41, 75, 87, 123, 145, 205, 435, 615, 725, 1025, 1189, 2027, 2175, 3075, 3567, 5945, 6081, 10135, 17835, 29725, 30405, 50675, 58783, 83107, 89175, 152025, 176349, 249321, 293915, 415535, 881745, 1246605, 1469575, 2077675, 2410103, 4408725, 6233025, 7230309, 12050515, 36151545, 60252575, 180757725]

約数ペア:

[(1, 180757725), (3, 60252575), (5, 36151545), (15, 12050515), (25, 7230309), (29, 6233025), (41, 4408725), (75, 2410103), (87, 2077675), (123, 1469575), (145, 1246605), (205, 881745), (435, 415535), (615, 293915), (725, 249321), (1025, 176349), (1189, 152025), (2027, 89175), (2175, 83107), (3075, 58783), (3567, 50675), (5945, 30405), (6081, 29725), (10135, 17835)]