80215244

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{521}}^1\times {\mathrm{631}}^1$

素因数の和:1217

約数の個数: 24

約数和(自身を含む): 143178336

約数和(自身を除く): 62963092

約数列:

[1, 2, 4, 61, 122, 244, 521, 631, 1042, 1262, 2084, 2524, 31781, 38491, 63562, 76982, 127124, 153964, 328751, 657502, 1315004, 20053811, 40107622, 80215244]

約数ペア:

[(1, 80215244), (2, 40107622), (4, 20053811), (61, 1315004), (122, 657502), (244, 328751), (521, 153964), (631, 127124), (1042, 76982), (1262, 63562), (2084, 38491), (2524, 31781)]