1243165725

素因数分解:

$3^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{409}}^1$

素因数の和:529

約数の個数: 120

約数和(自身を含む): 2460656000

約数和(自身を除く): 1217490275

約数列:

[1, 3, 5, 9, 15, 19, 25, 27, 45, 57, 75, 79, 81, 95, 135, 171, 225, 237, 285, 395, 405, 409, 475, 513, 675, 711, 855, 1185, 1227, 1425, 1501, 1539, 1975, 2025, 2045, 2133, 2565, 3555, 3681, 4275, 4503, 5925, 6135, 6399, 7505, 7695, 7771, 10225, 10665, 11043, 12825, 13509, 17775, 18405, 22515, 23313, 30675, 31995, 32311, 33129, 37525, 38475, 38855, 40527, 53325, 55215, 67545, 69939, 92025, 96933, 112575, 116565, 121581, 159975, 161555, 165645, 194275, 202635, 209817, 276075, 290799, 337725, 349695, 484665, 582825, 607905, 613909, 629451, 807775, 828225, 872397, 1013175, 1049085, 1453995, 1748475, 1841727, 2423325, 2617191, 3039525, 3069545, 3147255, 4361985, 5245425, 5525181, 7269975, 9208635, 13085955, 15347725, 15736275, 16575543, 21809925, 27625905, 46043175, 49726629, 65429775, 82877715, 138129525, 248633145, 414388575, 1243165725]

約数ペア:

[(1, 1243165725), (3, 414388575), (5, 248633145), (9, 138129525), (15, 82877715), (19, 65429775), (25, 49726629), (27, 46043175), (45, 27625905), (57, 21809925), (75, 16575543), (79, 15736275), (81, 15347725), (95, 13085955), (135, 9208635), (171, 7269975), (225, 5525181), (237, 5245425), (285, 4361985), (395, 3147255), (405, 3069545), (409, 3039525), (475, 2617191), (513, 2423325), (675, 1841727), (711, 1748475), (855, 1453995), (1185, 1049085), (1227, 1013175), (1425, 872397), (1501, 828225), (1539, 807775), (1975, 629451), (2025, 613909), (2045, 607905), (2133, 582825), (2565, 484665), (3555, 349695), (3681, 337725), (4275, 290799), (4503, 276075), (5925, 209817), (6135, 202635), (6399, 194275), (7505, 165645), (7695, 161555), (7771, 159975), (10225, 121581), (10665, 116565), (11043, 112575), (12825, 96933), (13509, 92025), (17775, 69939), (18405, 67545), (22515, 55215), (23313, 53325), (30675, 40527), (31995, 38855), (32311, 38475), (33129, 37525)]