80507648

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1423}}^1$

素因数の和:1469

約数の個数: 72

約数和(自身を含む): 183371328

約数和(自身を除く): 102863680

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 64, 68, 104, 128, 136, 208, 221, 256, 272, 416, 442, 544, 832, 884, 1088, 1423, 1664, 1768, 2176, 2846, 3328, 3536, 4352, 5692, 7072, 11384, 14144, 18499, 22768, 24191, 28288, 36998, 45536, 48382, 56576, 73996, 91072, 96764, 147992, 182144, 193528, 295984, 314483, 364288, 387056, 591968, 628966, 774112, 1183936, 1257932, 1548224, 2367872, 2515864, 3096448, 4735744, 5031728, 6192896, 10063456, 20126912, 40253824, 80507648]

約数ペア:

[(1, 80507648), (2, 40253824), (4, 20126912), (8, 10063456), (13, 6192896), (16, 5031728), (17, 4735744), (26, 3096448), (32, 2515864), (34, 2367872), (52, 1548224), (64, 1257932), (68, 1183936), (104, 774112), (128, 628966), (136, 591968), (208, 387056), (221, 364288), (256, 314483), (272, 295984), (416, 193528), (442, 182144), (544, 147992), (832, 96764), (884, 91072), (1088, 73996), (1423, 56576), (1664, 48382), (1768, 45536), (2176, 36998), (2846, 28288), (3328, 24191), (3536, 22768), (4352, 18499), (5692, 14144), (7072, 11384)]