161015296

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1423}}^1$

素因数の和:1471

約数の個数: 80

約数和(自身を含む): 367101504

約数和(自身を除く): 206086208

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, 512, 544, 832, 884, 1088, 1423, 1664, 1768, 2176, 2846, 3328, 3536, 4352, 5692, 6656, 7072, 8704, 11384, 14144, 18499, 22768, 24191, 28288, 36998, 45536, 48382, 56576, 73996, 91072, 96764, 113152, 147992, 182144, 193528, 295984, 314483, 364288, 387056, 591968, 628966, 728576, 774112, 1183936, 1257932, 1548224, 2367872, 2515864, 3096448, 4735744, 5031728, 6192896, 9471488, 10063456, 12385792, 20126912, 40253824, 80507648, 161015296]

約数ペア:

[(1, 161015296), (2, 80507648), (4, 40253824), (8, 20126912), (13, 12385792), (16, 10063456), (17, 9471488), (26, 6192896), (32, 5031728), (34, 4735744), (52, 3096448), (64, 2515864), (68, 2367872), (104, 1548224), (128, 1257932), (136, 1183936), (208, 774112), (221, 728576), (256, 628966), (272, 591968), (416, 387056), (442, 364288), (512, 314483), (544, 295984), (832, 193528), (884, 182144), (1088, 147992), (1423, 113152), (1664, 96764), (1768, 91072), (2176, 73996), (2846, 56576), (3328, 48382), (3536, 45536), (4352, 36998), (5692, 28288), (6656, 24191), (7072, 22768), (8704, 18499), (11384, 14144)]