725035036

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{257}}^1\times {\mathrm{661}}^1$

素因数の和:1030

約数の個数: 48

約数和(自身を含む): 1405992672

約数和(自身を除く): 680957636

約数列:

[1, 2, 4, 11, 22, 44, 97, 194, 257, 388, 514, 661, 1028, 1067, 1322, 2134, 2644, 2827, 4268, 5654, 7271, 11308, 14542, 24929, 29084, 49858, 64117, 99716, 128234, 169877, 256468, 274219, 339754, 548438, 679508, 705287, 1096876, 1410574, 1868647, 2821148, 3737294, 7474588, 16478069, 32956138, 65912276, 181258759, 362517518, 725035036]

約数ペア:

[(1, 725035036), (2, 362517518), (4, 181258759), (11, 65912276), (22, 32956138), (44, 16478069), (97, 7474588), (194, 3737294), (257, 2821148), (388, 1868647), (514, 1410574), (661, 1096876), (1028, 705287), (1067, 679508), (1322, 548438), (2134, 339754), (2644, 274219), (2827, 256468), (4268, 169877), (5654, 128234), (7271, 99716), (11308, 64117), (14542, 49858), (24929, 29084)]