28140032

素因数分解:

$2^9\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:149

約数の個数: 80

約数和(自身を含む): 61650072

約数和(自身を除く): 33510040

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 53, 61, 64, 68, 106, 122, 128, 136, 212, 244, 256, 272, 424, 488, 512, 544, 848, 901, 976, 1037, 1088, 1696, 1802, 1952, 2074, 2176, 3233, 3392, 3604, 3904, 4148, 4352, 6466, 6784, 7208, 7808, 8296, 8704, 12932, 13568, 14416, 15616, 16592, 25864, 27136, 28832, 31232, 33184, 51728, 54961, 57664, 66368, 103456, 109922, 115328, 132736, 206912, 219844, 230656, 265472, 413824, 439688, 461312, 530944, 827648, 879376, 1655296, 1758752, 3517504, 7035008, 14070016, 28140032]

約数ペア:

[(1, 28140032), (2, 14070016), (4, 7035008), (8, 3517504), (16, 1758752), (17, 1655296), (32, 879376), (34, 827648), (53, 530944), (61, 461312), (64, 439688), (68, 413824), (106, 265472), (122, 230656), (128, 219844), (136, 206912), (212, 132736), (244, 115328), (256, 109922), (272, 103456), (424, 66368), (488, 57664), (512, 54961), (544, 51728), (848, 33184), (901, 31232), (976, 28832), (1037, 27136), (1088, 25864), (1696, 16592), (1802, 15616), (1952, 14416), (2074, 13568), (2176, 12932), (3233, 8704), (3392, 8296), (3604, 7808), (3904, 7208), (4148, 6784), (4352, 6466)]