66948975

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{761}}^1$

素因数の和:817

約数の個数: 72

約数和(自身を含む): 132661152

約数和(自身を除く): 65712177

約数列:

[1, 3, 5, 9, 15, 17, 23, 25, 45, 51, 69, 75, 85, 115, 153, 207, 225, 255, 345, 391, 425, 575, 761, 765, 1035, 1173, 1275, 1725, 1955, 2283, 3519, 3805, 3825, 5175, 5865, 6849, 9775, 11415, 12937, 17503, 17595, 19025, 29325, 34245, 38811, 52509, 57075, 64685, 87515, 87975, 116433, 157527, 171225, 194055, 262545, 297551, 323425, 437575, 582165, 787635, 892653, 970275, 1312725, 1487755, 2677959, 2910825, 3938175, 4463265, 7438775, 13389795, 22316325, 66948975]

約数ペア:

[(1, 66948975), (3, 22316325), (5, 13389795), (9, 7438775), (15, 4463265), (17, 3938175), (23, 2910825), (25, 2677959), (45, 1487755), (51, 1312725), (69, 970275), (75, 892653), (85, 787635), (115, 582165), (153, 437575), (207, 323425), (225, 297551), (255, 262545), (345, 194055), (391, 171225), (425, 157527), (575, 116433), (761, 87975), (765, 87515), (1035, 64685), (1173, 57075), (1275, 52509), (1725, 38811), (1955, 34245), (2283, 29325), (3519, 19025), (3805, 17595), (3825, 17503), (5175, 12937), (5865, 11415), (6849, 9775)]