71678925

素因数分解:

$3^8\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:76

約数の個数: 108

約数和(自身を含む): 146434080

約数和(自身を除く): 74755155

約数列:

[1, 3, 5, 9, 15, 19, 23, 25, 27, 45, 57, 69, 75, 81, 95, 115, 135, 171, 207, 225, 243, 285, 345, 405, 437, 475, 513, 575, 621, 675, 729, 855, 1035, 1215, 1311, 1425, 1539, 1725, 1863, 2025, 2185, 2187, 2565, 3105, 3645, 3933, 4275, 4617, 5175, 5589, 6075, 6555, 6561, 7695, 9315, 10925, 10935, 11799, 12825, 13851, 15525, 16767, 18225, 19665, 23085, 27945, 32775, 32805, 35397, 38475, 41553, 46575, 50301, 54675, 58995, 69255, 83835, 98325, 106191, 115425, 124659, 139725, 150903, 164025, 176985, 207765, 251505, 294975, 318573, 346275, 419175, 530955, 623295, 754515, 884925, 955719, 1038825, 1257525, 1592865, 2654775, 2867157, 3116475, 3772575, 4778595, 7964325, 14335785, 23892975, 71678925]

約数ペア:

[(1, 71678925), (3, 23892975), (5, 14335785), (9, 7964325), (15, 4778595), (19, 3772575), (23, 3116475), (25, 2867157), (27, 2654775), (45, 1592865), (57, 1257525), (69, 1038825), (75, 955719), (81, 884925), (95, 754515), (115, 623295), (135, 530955), (171, 419175), (207, 346275), (225, 318573), (243, 294975), (285, 251505), (345, 207765), (405, 176985), (437, 164025), (475, 150903), (513, 139725), (575, 124659), (621, 115425), (675, 106191), (729, 98325), (855, 83835), (1035, 69255), (1215, 58995), (1311, 54675), (1425, 50301), (1539, 46575), (1725, 41553), (1863, 38475), (2025, 35397), (2185, 32805), (2187, 32775), (2565, 27945), (3105, 23085), (3645, 19665), (3933, 18225), (4275, 16767), (4617, 15525), (5175, 13851), (5589, 12825), (6075, 11799), (6555, 10935), (6561, 10925), (7695, 9315)]