128765072

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{15271}}^1$

素因数の和:15327

約数の個数: 40

約数和(自身を含む): 272696832

約数和(自身を除く): 143931760

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 62, 68, 124, 136, 248, 272, 496, 527, 1054, 2108, 4216, 8432, 15271, 30542, 61084, 122168, 244336, 259607, 473401, 519214, 946802, 1038428, 1893604, 2076856, 3787208, 4153712, 7574416, 8047817, 16095634, 32191268, 64382536, 128765072]

約数ペア:

[(1, 128765072), (2, 64382536), (4, 32191268), (8, 16095634), (16, 8047817), (17, 7574416), (31, 4153712), (34, 3787208), (62, 2076856), (68, 1893604), (124, 1038428), (136, 946802), (248, 519214), (272, 473401), (496, 259607), (527, 244336), (1054, 122168), (2108, 61084), (4216, 30542), (8432, 15271)]