2051280550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{61141}}^1$

素因数の和:61225

約数の個数: 48

約数和(自身を含む): 4230537264

約数和(自身を除く): 2179256714

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 61, 110, 122, 275, 305, 550, 610, 671, 1342, 1525, 3050, 3355, 6710, 16775, 33550, 61141, 122282, 305705, 611410, 672551, 1345102, 1528525, 3057050, 3362755, 3729601, 6725510, 7459202, 16813775, 18648005, 33627550, 37296010, 41025611, 82051222, 93240025, 186480050, 205128055, 410256110, 1025640275, 2051280550]

約数ペア:

[(1, 2051280550), (2, 1025640275), (5, 410256110), (10, 205128055), (11, 186480050), (22, 93240025), (25, 82051222), (50, 41025611), (55, 37296010), (61, 33627550), (110, 18648005), (122, 16813775), (275, 7459202), (305, 6725510), (550, 3729601), (610, 3362755), (671, 3057050), (1342, 1528525), (1525, 1345102), (3050, 672551), (3355, 611410), (6710, 305705), (16775, 122282), (33550, 61141)]