77551568

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{397}}^1\times {\mathrm{421}}^1$

素因数の和:855

約数の個数: 40

約数和(自身を含む): 156199080

約数和(自身を除く): 78647512

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 397, 421, 464, 794, 842, 1588, 1684, 3176, 3368, 6352, 6736, 11513, 12209, 23026, 24418, 46052, 48836, 92104, 97672, 167137, 184208, 195344, 334274, 668548, 1337096, 2674192, 4846973, 9693946, 19387892, 38775784, 77551568]

約数ペア:

[(1, 77551568), (2, 38775784), (4, 19387892), (8, 9693946), (16, 4846973), (29, 2674192), (58, 1337096), (116, 668548), (232, 334274), (397, 195344), (421, 184208), (464, 167137), (794, 97672), (842, 92104), (1588, 48836), (1684, 46052), (3176, 24418), (3368, 23026), (6352, 12209), (6736, 11513)]