90153518

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^2\times {\mathrm{31}}^1$

素因数の和:130

約数の個数: 96

約数和(自身を含む): 187299840

約数和(自身を除く): 97146322

約数列:

[1, 2, 7, 13, 14, 19, 26, 29, 31, 38, 58, 62, 91, 133, 182, 203, 217, 247, 266, 377, 403, 406, 434, 494, 551, 589, 754, 806, 841, 899, 1102, 1178, 1682, 1729, 1798, 2639, 2821, 3458, 3857, 4123, 5278, 5642, 5887, 6293, 7163, 7657, 7714, 8246, 10933, 11687, 11774, 12586, 14326, 15314, 15979, 17081, 21866, 23374, 26071, 31958, 34162, 50141, 52142, 53599, 76531, 81809, 100282, 107198, 111853, 119567, 153062, 163618, 182497, 207727, 222053, 223706, 239134, 338923, 364994, 415454, 444106, 495349, 677846, 990698, 1454089, 1554371, 2372461, 2908178, 3108742, 3467443, 4744922, 6439537, 6934886, 12879074, 45076759, 90153518]

約数ペア:

[(1, 90153518), (2, 45076759), (7, 12879074), (13, 6934886), (14, 6439537), (19, 4744922), (26, 3467443), (29, 3108742), (31, 2908178), (38, 2372461), (58, 1554371), (62, 1454089), (91, 990698), (133, 677846), (182, 495349), (203, 444106), (217, 415454), (247, 364994), (266, 338923), (377, 239134), (403, 223706), (406, 222053), (434, 207727), (494, 182497), (551, 163618), (589, 153062), (754, 119567), (806, 111853), (841, 107198), (899, 100282), (1102, 81809), (1178, 76531), (1682, 53599), (1729, 52142), (1798, 50141), (2639, 34162), (2821, 31958), (3458, 26071), (3857, 23374), (4123, 21866), (5278, 17081), (5642, 15979), (5887, 15314), (6293, 14326), (7163, 12586), (7657, 11774), (7714, 11687), (8246, 10933)]