419535616

素因数分解:

$2^8\times {\mathrm{41}}^1\times {\mathrm{39971}}^1$

素因数の和:40028

約数の個数: 36

約数和(自身を含む): 857879064

約数和(自身を除く): 438343448

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 128, 164, 256, 328, 656, 1312, 2624, 5248, 10496, 39971, 79942, 159884, 319768, 639536, 1279072, 1638811, 2558144, 3277622, 5116288, 6555244, 10232576, 13110488, 26220976, 52441952, 104883904, 209767808, 419535616]

約数ペア:

[(1, 419535616), (2, 209767808), (4, 104883904), (8, 52441952), (16, 26220976), (32, 13110488), (41, 10232576), (64, 6555244), (82, 5116288), (128, 3277622), (164, 2558144), (256, 1638811), (328, 1279072), (656, 639536), (1312, 319768), (2624, 159884), (5248, 79942), (10496, 39971)]