81290464

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:212

約数の個数: 96

約数和(自身を含む): 181258560

約数和(自身を除く): 99968096

約数列:

[1, 2, 4, 8, 16, 17, 23, 32, 34, 46, 68, 73, 89, 92, 136, 146, 178, 184, 272, 292, 356, 368, 391, 544, 584, 712, 736, 782, 1168, 1241, 1424, 1513, 1564, 1679, 2047, 2336, 2482, 2848, 3026, 3128, 3358, 4094, 4964, 6052, 6256, 6497, 6716, 8188, 9928, 12104, 12512, 12994, 13432, 16376, 19856, 24208, 25988, 26864, 28543, 32752, 34799, 39712, 48416, 51976, 53728, 57086, 65504, 69598, 103952, 110449, 114172, 139196, 149431, 207904, 220898, 228344, 278392, 298862, 441796, 456688, 556784, 597724, 883592, 913376, 1113568, 1195448, 1767184, 2390896, 2540327, 3534368, 4781792, 5080654, 10161308, 20322616, 40645232, 81290464]

約数ペア:

[(1, 81290464), (2, 40645232), (4, 20322616), (8, 10161308), (16, 5080654), (17, 4781792), (23, 3534368), (32, 2540327), (34, 2390896), (46, 1767184), (68, 1195448), (73, 1113568), (89, 913376), (92, 883592), (136, 597724), (146, 556784), (178, 456688), (184, 441796), (272, 298862), (292, 278392), (356, 228344), (368, 220898), (391, 207904), (544, 149431), (584, 139196), (712, 114172), (736, 110449), (782, 103952), (1168, 69598), (1241, 65504), (1424, 57086), (1513, 53728), (1564, 51976), (1679, 48416), (2047, 39712), (2336, 34799), (2482, 32752), (2848, 28543), (3026, 26864), (3128, 25988), (3358, 24208), (4094, 19856), (4964, 16376), (6052, 13432), (6256, 12994), (6497, 12512), (6716, 12104), (8188, 9928)]