67657616

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{3919}}^1$

素因数の和:4023

約数の個数: 40

約数和(自身を含む): 142907520

約数和(自身を除く): 75249904

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 83, 104, 166, 208, 332, 664, 1079, 1328, 2158, 3919, 4316, 7838, 8632, 15676, 17264, 31352, 50947, 62704, 101894, 203788, 325277, 407576, 650554, 815152, 1301108, 2602216, 4228601, 5204432, 8457202, 16914404, 33828808, 67657616]

約数ペア:

[(1, 67657616), (2, 33828808), (4, 16914404), (8, 8457202), (13, 5204432), (16, 4228601), (26, 2602216), (52, 1301108), (83, 815152), (104, 650554), (166, 407576), (208, 325277), (332, 203788), (664, 101894), (1079, 62704), (1328, 50947), (2158, 31352), (3919, 17264), (4316, 15676), (7838, 8632)]