77398780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{353}}^1\times {\mathrm{577}}^1$

素因数の和:958

約数の個数: 48

約数和(自身を含む): 171874080

約数和(自身を除く): 94475300

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 353, 380, 577, 706, 1154, 1412, 1765, 2308, 2885, 3530, 5770, 6707, 7060, 10963, 11540, 13414, 21926, 26828, 33535, 43852, 54815, 67070, 109630, 134140, 203681, 219260, 407362, 814724, 1018405, 2036810, 3869939, 4073620, 7739878, 15479756, 19349695, 38699390, 77398780]

約数ペア:

[(1, 77398780), (2, 38699390), (4, 19349695), (5, 15479756), (10, 7739878), (19, 4073620), (20, 3869939), (38, 2036810), (76, 1018405), (95, 814724), (190, 407362), (353, 219260), (380, 203681), (577, 134140), (706, 109630), (1154, 67070), (1412, 54815), (1765, 43852), (2308, 33535), (2885, 26828), (3530, 21926), (5770, 13414), (6707, 11540), (7060, 10963)]