77882990

素因数分解:

$2^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{157}}^1\times {\mathrm{439}}^1$

素因数の和:716

約数の個数: 32

約数和(自身を含む): 142655040

約数和(自身を除く): 64772050

約数列:

[1, 2, 5, 10, 113, 157, 226, 314, 439, 565, 785, 878, 1130, 1570, 2195, 4390, 17741, 35482, 49607, 68923, 88705, 99214, 137846, 177410, 248035, 344615, 496070, 689230, 7788299, 15576598, 38941495, 77882990]

約数ペア:

[(1, 77882990), (2, 38941495), (5, 15576598), (10, 7788299), (113, 689230), (157, 496070), (226, 344615), (314, 248035), (439, 177410), (565, 137846), (785, 99214), (878, 88705), (1130, 68923), (1570, 49607), (2195, 35482), (4390, 17741)]