80333648

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{1087}}^1$

素因数の和:1275

約数の個数: 40

約数和(自身を含む): 161894400

約数和(自身を除く): 81560752

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 149, 248, 298, 496, 596, 1087, 1192, 2174, 2384, 4348, 4619, 8696, 9238, 17392, 18476, 33697, 36952, 67394, 73904, 134788, 161963, 269576, 323926, 539152, 647852, 1295704, 2591408, 5020853, 10041706, 20083412, 40166824, 80333648]

約数ペア:

[(1, 80333648), (2, 40166824), (4, 20083412), (8, 10041706), (16, 5020853), (31, 2591408), (62, 1295704), (124, 647852), (149, 539152), (248, 323926), (298, 269576), (496, 161963), (596, 134788), (1087, 73904), (1192, 67394), (2174, 36952), (2384, 33697), (4348, 18476), (4619, 17392), (8696, 9238)]