65445975

素因数分解:

$3^9\times 5^2\times 7^1\times {\mathrm{19}}^1$

素因数の和:63

約数の個数: 120

約数和(自身を含む): 146439040

約数和(自身を除く): 80993065

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 25, 27, 35, 45, 57, 63, 75, 81, 95, 105, 133, 135, 171, 175, 189, 225, 243, 285, 315, 399, 405, 475, 513, 525, 567, 665, 675, 729, 855, 945, 1197, 1215, 1425, 1539, 1575, 1701, 1995, 2025, 2187, 2565, 2835, 3325, 3591, 3645, 4275, 4617, 4725, 5103, 5985, 6075, 6561, 7695, 8505, 9975, 10773, 10935, 12825, 13851, 14175, 15309, 17955, 18225, 19683, 23085, 25515, 29925, 32319, 32805, 38475, 41553, 42525, 45927, 53865, 54675, 69255, 76545, 89775, 96957, 98415, 115425, 124659, 127575, 137781, 161595, 164025, 207765, 229635, 269325, 290871, 346275, 373977, 382725, 484785, 492075, 623295, 688905, 807975, 872613, 1038825, 1148175, 1454355, 1869885, 2423925, 2617839, 3116475, 3444525, 4363065, 7271775, 9349425, 13089195, 21815325, 65445975]

約数ペア:

[(1, 65445975), (3, 21815325), (5, 13089195), (7, 9349425), (9, 7271775), (15, 4363065), (19, 3444525), (21, 3116475), (25, 2617839), (27, 2423925), (35, 1869885), (45, 1454355), (57, 1148175), (63, 1038825), (75, 872613), (81, 807975), (95, 688905), (105, 623295), (133, 492075), (135, 484785), (171, 382725), (175, 373977), (189, 346275), (225, 290871), (243, 269325), (285, 229635), (315, 207765), (399, 164025), (405, 161595), (475, 137781), (513, 127575), (525, 124659), (567, 115425), (665, 98415), (675, 96957), (729, 89775), (855, 76545), (945, 69255), (1197, 54675), (1215, 53865), (1425, 45927), (1539, 42525), (1575, 41553), (1701, 38475), (1995, 32805), (2025, 32319), (2187, 29925), (2565, 25515), (2835, 23085), (3325, 19683), (3591, 18225), (3645, 17955), (4275, 15309), (4617, 14175), (4725, 13851), (5103, 12825), (5985, 10935), (6075, 10773), (6561, 9975), (7695, 8505)]