207869824

素因数分解:

$2^7\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{257}}^1$

素因数の和:431

約数の個数: 64

約数和(自身を含む): 426319200

約数和(自身を除く): 218449376

約数列:

[1, 2, 4, 8, 16, 32, 64, 71, 89, 128, 142, 178, 257, 284, 356, 514, 568, 712, 1028, 1136, 1424, 2056, 2272, 2848, 4112, 4544, 5696, 6319, 8224, 9088, 11392, 12638, 16448, 18247, 22873, 25276, 32896, 36494, 45746, 50552, 72988, 91492, 101104, 145976, 182984, 202208, 291952, 365968, 404416, 583904, 731936, 808832, 1167808, 1463872, 1623983, 2335616, 2927744, 3247966, 6495932, 12991864, 25983728, 51967456, 103934912, 207869824]

約数ペア:

[(1, 207869824), (2, 103934912), (4, 51967456), (8, 25983728), (16, 12991864), (32, 6495932), (64, 3247966), (71, 2927744), (89, 2335616), (128, 1623983), (142, 1463872), (178, 1167808), (257, 808832), (284, 731936), (356, 583904), (514, 404416), (568, 365968), (712, 291952), (1028, 202208), (1136, 182984), (1424, 145976), (2056, 101104), (2272, 91492), (2848, 72988), (4112, 50552), (4544, 45746), (5696, 36494), (6319, 32896), (8224, 25276), (9088, 22873), (11392, 18247), (12638, 16448)]