280997888

素因数分解:

$2^{12}\times {\mathrm{31}}^1\times {\mathrm{2213}}^1$

素因数の和:2268

約数の個数: 52

約数和(自身を含む): 580315968

約数和(自身を除く): 299318080

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 992, 1024, 1984, 2048, 2213, 3968, 4096, 4426, 7936, 8852, 15872, 17704, 31744, 35408, 63488, 68603, 70816, 126976, 137206, 141632, 274412, 283264, 548824, 566528, 1097648, 1133056, 2195296, 2266112, 4390592, 4532224, 8781184, 9064448, 17562368, 35124736, 70249472, 140498944, 280997888]

約数ペア:

[(1, 280997888), (2, 140498944), (4, 70249472), (8, 35124736), (16, 17562368), (31, 9064448), (32, 8781184), (62, 4532224), (64, 4390592), (124, 2266112), (128, 2195296), (248, 1133056), (256, 1097648), (496, 566528), (512, 548824), (992, 283264), (1024, 274412), (1984, 141632), (2048, 137206), (2213, 126976), (3968, 70816), (4096, 68603), (4426, 63488), (7936, 35408), (8852, 31744), (15872, 17704)]