2691650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1$

素因数の和:167

約数の個数: 48

約数和(自身を含む): 5577768

約数和(自身を除く): 2886118

約数列:

[1, 2, 5, 10, 13, 25, 26, 41, 50, 65, 82, 101, 130, 202, 205, 325, 410, 505, 533, 650, 1010, 1025, 1066, 1313, 2050, 2525, 2626, 2665, 4141, 5050, 5330, 6565, 8282, 13130, 13325, 20705, 26650, 32825, 41410, 53833, 65650, 103525, 107666, 207050, 269165, 538330, 1345825, 2691650]

約数ペア:

[(1, 2691650), (2, 1345825), (5, 538330), (10, 269165), (13, 207050), (25, 107666), (26, 103525), (41, 65650), (50, 53833), (65, 41410), (82, 32825), (101, 26650), (130, 20705), (202, 13325), (205, 13130), (325, 8282), (410, 6565), (505, 5330), (533, 5050), (650, 4141), (1010, 2665), (1025, 2626), (1066, 2525), (1313, 2050)]