73925775

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1$

素因数の和:302

約数の個数: 144

約数和(自身を含む): 175488768

約数和(自身を除く): 101562993

約数列:

[1, 3, 5, 7, 9, 11, 15, 17, 21, 25, 33, 35, 45, 51, 55, 63, 75, 77, 85, 99, 105, 119, 153, 165, 175, 187, 225, 231, 251, 255, 275, 315, 357, 385, 425, 495, 525, 561, 595, 693, 753, 765, 825, 935, 1071, 1155, 1255, 1275, 1309, 1575, 1683, 1757, 1785, 1925, 2259, 2475, 2761, 2805, 2975, 3465, 3765, 3825, 3927, 4267, 4675, 5271, 5355, 5775, 6275, 6545, 8283, 8415, 8785, 8925, 11295, 11781, 12801, 13805, 14025, 15813, 17325, 18825, 19327, 19635, 21335, 24849, 26355, 26775, 29869, 32725, 38403, 41415, 42075, 43925, 46937, 56475, 57981, 58905, 64005, 69025, 79065, 89607, 96635, 98175, 106675, 124245, 131775, 140811, 149345, 173943, 192015, 207075, 234685, 268821, 289905, 294525, 320025, 328559, 395325, 422433, 448035, 483175, 621225, 704055, 746725, 869715, 960075, 985677, 1173425, 1344105, 1449525, 1642795, 2112165, 2240175, 2957031, 3520275, 4348575, 4928385, 6720525, 8213975, 10560825, 14785155, 24641925, 73925775]

約数ペア:

[(1, 73925775), (3, 24641925), (5, 14785155), (7, 10560825), (9, 8213975), (11, 6720525), (15, 4928385), (17, 4348575), (21, 3520275), (25, 2957031), (33, 2240175), (35, 2112165), (45, 1642795), (51, 1449525), (55, 1344105), (63, 1173425), (75, 985677), (77, 960075), (85, 869715), (99, 746725), (105, 704055), (119, 621225), (153, 483175), (165, 448035), (175, 422433), (187, 395325), (225, 328559), (231, 320025), (251, 294525), (255, 289905), (275, 268821), (315, 234685), (357, 207075), (385, 192015), (425, 173943), (495, 149345), (525, 140811), (561, 131775), (595, 124245), (693, 106675), (753, 98175), (765, 96635), (825, 89607), (935, 79065), (1071, 69025), (1155, 64005), (1255, 58905), (1275, 57981), (1309, 56475), (1575, 46937), (1683, 43925), (1757, 42075), (1785, 41415), (1925, 38403), (2259, 32725), (2475, 29869), (2761, 26775), (2805, 26355), (2975, 24849), (3465, 21335), (3765, 19635), (3825, 19327), (3927, 18825), (4267, 17325), (4675, 15813), (5271, 14025), (5355, 13805), (5775, 12801), (6275, 11781), (6545, 11295), (8283, 8925), (8415, 8785)]