251282456576

素因数分解:

$2^{17}\times {\mathrm{31}}^1\times {\mathrm{61843}}^1$

素因数の和:61908

約数の個数: 72

約数和(自身を含む): 518783094144

約数和(自身を除く): 267500637568

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 992, 1024, 1984, 2048, 3968, 4096, 7936, 8192, 15872, 16384, 31744, 32768, 61843, 63488, 65536, 123686, 126976, 131072, 247372, 253952, 494744, 507904, 989488, 1015808, 1917133, 1978976, 2031616, 3834266, 3957952, 4063232, 7668532, 7915904, 15337064, 15831808, 30674128, 31663616, 61348256, 63327232, 122696512, 126654464, 245393024, 253308928, 490786048, 506617856, 981572096, 1013235712, 1963144192, 2026471424, 3926288384, 4052942848, 7852576768, 8105885696, 15705153536, 31410307072, 62820614144, 125641228288, 251282456576]

約数ペア:

[(1, 251282456576), (2, 125641228288), (4, 62820614144), (8, 31410307072), (16, 15705153536), (31, 8105885696), (32, 7852576768), (62, 4052942848), (64, 3926288384), (124, 2026471424), (128, 1963144192), (248, 1013235712), (256, 981572096), (496, 506617856), (512, 490786048), (992, 253308928), (1024, 245393024), (1984, 126654464), (2048, 122696512), (3968, 63327232), (4096, 61348256), (7936, 31663616), (8192, 30674128), (15872, 15831808), (16384, 15337064), (31744, 7915904), (32768, 7668532), (61843, 4063232), (63488, 3957952), (65536, 3834266), (123686, 2031616), (126976, 1978976), (131072, 1917133), (247372, 1015808), (253952, 989488), (494744, 507904)]