69856825

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1$

素因数の和:298

約数の個数: 48

約数和(自身を含む): 99368640

約数和(自身を除く): 29511815

約数列:

[1, 5, 17, 19, 25, 41, 85, 95, 205, 211, 323, 425, 475, 697, 779, 1025, 1055, 1615, 3485, 3587, 3895, 4009, 5275, 8075, 8651, 13243, 17425, 17935, 19475, 20045, 43255, 66215, 68153, 89675, 100225, 147067, 164369, 216275, 331075, 340765, 735335, 821845, 1703825, 2794273, 3676675, 4109225, 13971365, 69856825]

約数ペア:

[(1, 69856825), (5, 13971365), (17, 4109225), (19, 3676675), (25, 2794273), (41, 1703825), (85, 821845), (95, 735335), (205, 340765), (211, 331075), (323, 216275), (425, 164369), (475, 147067), (697, 100225), (779, 89675), (1025, 68153), (1055, 66215), (1615, 43255), (3485, 20045), (3587, 19475), (3895, 17935), (4009, 17425), (5275, 13243), (8075, 8651)]