90840915

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:225

約数の個数: 96

約数和(自身を含む): 183306240

約数和(自身を除く): 92465325

約数列:

[1, 3, 5, 9, 11, 15, 23, 33, 45, 55, 69, 79, 99, 101, 115, 165, 207, 237, 253, 303, 345, 395, 495, 505, 711, 759, 869, 909, 1035, 1111, 1185, 1265, 1515, 1817, 2277, 2323, 2607, 3333, 3555, 3795, 4345, 4545, 5451, 5555, 6969, 7821, 7979, 9085, 9999, 11385, 11615, 13035, 16353, 16665, 19987, 20907, 23937, 25553, 27255, 34845, 39105, 39895, 49995, 59961, 71811, 76659, 81765, 87769, 99935, 104535, 119685, 127765, 179883, 183517, 229977, 263307, 299805, 359055, 383295, 438845, 550551, 789921, 899415, 917585, 1149885, 1316535, 1651653, 2018687, 2752755, 3949605, 6056061, 8258265, 10093435, 18168183, 30280305, 90840915]

約数ペア:

[(1, 90840915), (3, 30280305), (5, 18168183), (9, 10093435), (11, 8258265), (15, 6056061), (23, 3949605), (33, 2752755), (45, 2018687), (55, 1651653), (69, 1316535), (79, 1149885), (99, 917585), (101, 899415), (115, 789921), (165, 550551), (207, 438845), (237, 383295), (253, 359055), (303, 299805), (345, 263307), (395, 229977), (495, 183517), (505, 179883), (711, 127765), (759, 119685), (869, 104535), (909, 99935), (1035, 87769), (1111, 81765), (1185, 76659), (1265, 71811), (1515, 59961), (1817, 49995), (2277, 39895), (2323, 39105), (2607, 34845), (3333, 27255), (3555, 25553), (3795, 23937), (4345, 20907), (4545, 19987), (5451, 16665), (5555, 16353), (6969, 13035), (7821, 11615), (7979, 11385), (9085, 9999)]