326060108720

素因数分解:

$2^4\times 5^1\times {\mathrm{16657}}^1\times {\mathrm{244687}}^1$

素因数の和:261357

約数の個数: 40

約数和(自身を含む): 758138362944

約数和(自身を除く): 432078254224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 16657, 33314, 66628, 83285, 133256, 166570, 244687, 266512, 333140, 489374, 666280, 978748, 1223435, 1332560, 1957496, 2446870, 3914992, 4893740, 9787480, 19574960, 4075751359, 8151502718, 16303005436, 20378756795, 32606010872, 40757513590, 65212021744, 81515027180, 163030054360, 326060108720]

約数ペア:

[(1, 326060108720), (2, 163030054360), (4, 81515027180), (5, 65212021744), (8, 40757513590), (10, 32606010872), (16, 20378756795), (20, 16303005436), (40, 8151502718), (80, 4075751359), (16657, 19574960), (33314, 9787480), (66628, 4893740), (83285, 3914992), (133256, 2446870), (166570, 1957496), (244687, 1332560), (266512, 1223435), (333140, 978748), (489374, 666280)]