77485828

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{463}}^1$

素因数の和:656

約数の個数: 48

約数和(自身を含む): 160061440

約数和(自身を除く): 82575612

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 139, 172, 278, 301, 463, 556, 602, 926, 973, 1204, 1852, 1946, 3241, 3892, 5977, 6482, 11954, 12964, 19909, 23908, 39818, 41839, 64357, 79636, 83678, 128714, 139363, 167356, 257428, 278726, 450499, 557452, 900998, 1801996, 2767351, 5534702, 11069404, 19371457, 38742914, 77485828]

約数ペア:

[(1, 77485828), (2, 38742914), (4, 19371457), (7, 11069404), (14, 5534702), (28, 2767351), (43, 1801996), (86, 900998), (139, 557452), (172, 450499), (278, 278726), (301, 257428), (463, 167356), (556, 139363), (602, 128714), (926, 83678), (973, 79636), (1204, 64357), (1852, 41839), (1946, 39818), (3241, 23908), (3892, 19909), (5977, 12964), (6482, 11954)]