225540705

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:370

約数の個数: 64

約数和(自身を含む): 401345280

約数和(自身を除く): 175804575

約数列:

[1, 3, 5, 13, 15, 39, 53, 65, 139, 157, 159, 195, 265, 417, 471, 689, 695, 785, 795, 1807, 2041, 2067, 2085, 2355, 3445, 5421, 6123, 7367, 8321, 9035, 10205, 10335, 21823, 22101, 24963, 27105, 30615, 36835, 41605, 65469, 95771, 108173, 109115, 110505, 124815, 283699, 287313, 324519, 327345, 478855, 540865, 851097, 1156619, 1418495, 1436565, 1622595, 3469857, 4255485, 5783095, 15036047, 17349285, 45108141, 75180235, 225540705]

約数ペア:

[(1, 225540705), (3, 75180235), (5, 45108141), (13, 17349285), (15, 15036047), (39, 5783095), (53, 4255485), (65, 3469857), (139, 1622595), (157, 1436565), (159, 1418495), (195, 1156619), (265, 851097), (417, 540865), (471, 478855), (689, 327345), (695, 324519), (785, 287313), (795, 283699), (1807, 124815), (2041, 110505), (2067, 109115), (2085, 108173), (2355, 95771), (3445, 65469), (5421, 41605), (6123, 36835), (7367, 30615), (8321, 27105), (9035, 24963), (10205, 22101), (10335, 21823)]