25405616

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:210

約数の個数: 80

約数和(自身を含む): 56567808

約数和(自身を除く): 31162192

約数列:

[1, 2, 4, 8, 16, 17, 23, 31, 34, 46, 62, 68, 92, 124, 131, 136, 184, 248, 262, 272, 368, 391, 496, 524, 527, 713, 782, 1048, 1054, 1426, 1564, 2096, 2108, 2227, 2852, 3013, 3128, 4061, 4216, 4454, 5704, 6026, 6256, 8122, 8432, 8908, 11408, 12052, 12121, 16244, 17816, 24104, 24242, 32488, 35632, 48208, 48484, 51221, 64976, 69037, 93403, 96968, 102442, 138074, 186806, 193936, 204884, 276148, 373612, 409768, 552296, 747224, 819536, 1104592, 1494448, 1587851, 3175702, 6351404, 12702808, 25405616]

約数ペア:

[(1, 25405616), (2, 12702808), (4, 6351404), (8, 3175702), (16, 1587851), (17, 1494448), (23, 1104592), (31, 819536), (34, 747224), (46, 552296), (62, 409768), (68, 373612), (92, 276148), (124, 204884), (131, 193936), (136, 186806), (184, 138074), (248, 102442), (262, 96968), (272, 93403), (368, 69037), (391, 64976), (496, 51221), (524, 48484), (527, 48208), (713, 35632), (782, 32488), (1048, 24242), (1054, 24104), (1426, 17816), (1564, 16244), (2096, 12121), (2108, 12052), (2227, 11408), (2852, 8908), (3013, 8432), (3128, 8122), (4061, 6256), (4216, 6026), (4454, 5704)]