2650725

素因数分解:

$3^4\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1$

素因数の和:57

約数の個数: 120

約数和(自身を含む): 6481728

約数和(自身を除く): 3831003

約数列:

[1, 3, 5, 7, 9, 11, 15, 17, 21, 25, 27, 33, 35, 45, 51, 55, 63, 75, 77, 81, 85, 99, 105, 119, 135, 153, 165, 175, 187, 189, 225, 231, 255, 275, 297, 315, 357, 385, 405, 425, 459, 495, 525, 561, 567, 595, 675, 693, 765, 825, 891, 935, 945, 1071, 1155, 1275, 1309, 1377, 1485, 1575, 1683, 1785, 1925, 2025, 2079, 2295, 2475, 2805, 2835, 2975, 3213, 3465, 3825, 3927, 4455, 4675, 4725, 5049, 5355, 5775, 6237, 6545, 6885, 7425, 8415, 8925, 9639, 10395, 11475, 11781, 14025, 14175, 15147, 16065, 17325, 19635, 22275, 25245, 26775, 31185, 32725, 34425, 35343, 42075, 48195, 51975, 58905, 75735, 80325, 98175, 106029, 126225, 155925, 176715, 240975, 294525, 378675, 530145, 883575, 2650725]

約数ペア:

[(1, 2650725), (3, 883575), (5, 530145), (7, 378675), (9, 294525), (11, 240975), (15, 176715), (17, 155925), (21, 126225), (25, 106029), (27, 98175), (33, 80325), (35, 75735), (45, 58905), (51, 51975), (55, 48195), (63, 42075), (75, 35343), (77, 34425), (81, 32725), (85, 31185), (99, 26775), (105, 25245), (119, 22275), (135, 19635), (153, 17325), (165, 16065), (175, 15147), (187, 14175), (189, 14025), (225, 11781), (231, 11475), (255, 10395), (275, 9639), (297, 8925), (315, 8415), (357, 7425), (385, 6885), (405, 6545), (425, 6237), (459, 5775), (495, 5355), (525, 5049), (561, 4725), (567, 4675), (595, 4455), (675, 3927), (693, 3825), (765, 3465), (825, 3213), (891, 2975), (935, 2835), (945, 2805), (1071, 2475), (1155, 2295), (1275, 2079), (1309, 2025), (1377, 1925), (1485, 1785), (1575, 1683)]