66831075

素因数分解:

$3^6\times 5^2\times {\mathrm{19}}^1\times {\mathrm{193}}^1$

素因数の和:240

約数の個数: 84

約数和(自身を含む): 131466040

約数和(自身を除く): 64634965

約数列:

[1, 3, 5, 9, 15, 19, 25, 27, 45, 57, 75, 81, 95, 135, 171, 193, 225, 243, 285, 405, 475, 513, 579, 675, 729, 855, 965, 1215, 1425, 1539, 1737, 2025, 2565, 2895, 3645, 3667, 4275, 4617, 4825, 5211, 6075, 7695, 8685, 11001, 12825, 13851, 14475, 15633, 18225, 18335, 23085, 26055, 33003, 38475, 43425, 46899, 55005, 69255, 78165, 91675, 99009, 115425, 130275, 140697, 165015, 234495, 275025, 297027, 346275, 390825, 495045, 703485, 825075, 891081, 1172475, 1485135, 2475225, 2673243, 3517425, 4455405, 7425675, 13366215, 22277025, 66831075]

約数ペア:

[(1, 66831075), (3, 22277025), (5, 13366215), (9, 7425675), (15, 4455405), (19, 3517425), (25, 2673243), (27, 2475225), (45, 1485135), (57, 1172475), (75, 891081), (81, 825075), (95, 703485), (135, 495045), (171, 390825), (193, 346275), (225, 297027), (243, 275025), (285, 234495), (405, 165015), (475, 140697), (513, 130275), (579, 115425), (675, 99009), (729, 91675), (855, 78165), (965, 69255), (1215, 55005), (1425, 46899), (1539, 43425), (1737, 38475), (2025, 33003), (2565, 26055), (2895, 23085), (3645, 18335), (3667, 18225), (4275, 15633), (4617, 14475), (4825, 13851), (5211, 12825), (6075, 11001), (7695, 8685)]