65688975

素因数分解:

$3^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{983}}^1$

素因数の和:1019

約数の個数: 72

約数和(自身を含む): 133241472

約数和(自身を除く): 67552497

約数列:

[1, 3, 5, 9, 11, 15, 25, 27, 33, 45, 55, 75, 81, 99, 135, 165, 225, 243, 275, 297, 405, 495, 675, 825, 891, 983, 1215, 1485, 2025, 2475, 2673, 2949, 4455, 4915, 6075, 7425, 8847, 10813, 13365, 14745, 22275, 24575, 26541, 32439, 44235, 54065, 66825, 73725, 79623, 97317, 132705, 162195, 221175, 238869, 270325, 291951, 398115, 486585, 663525, 810975, 875853, 1194345, 1459755, 1990575, 2432925, 2627559, 4379265, 5971725, 7298775, 13137795, 21896325, 65688975]

約数ペア:

[(1, 65688975), (3, 21896325), (5, 13137795), (9, 7298775), (11, 5971725), (15, 4379265), (25, 2627559), (27, 2432925), (33, 1990575), (45, 1459755), (55, 1194345), (75, 875853), (81, 810975), (99, 663525), (135, 486585), (165, 398115), (225, 291951), (243, 270325), (275, 238869), (297, 221175), (405, 162195), (495, 132705), (675, 97317), (825, 79623), (891, 73725), (983, 66825), (1215, 54065), (1485, 44235), (2025, 32439), (2475, 26541), (2673, 24575), (2949, 22275), (4455, 14745), (4915, 13365), (6075, 10813), (7425, 8847)]