77140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1$

素因数の和:64

約数の個数: 48

約数和(自身を含む): 201600

約数和(自身を除く): 124460

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 29, 35, 38, 58, 70, 76, 95, 116, 133, 140, 145, 190, 203, 266, 290, 380, 406, 532, 551, 580, 665, 812, 1015, 1102, 1330, 2030, 2204, 2660, 2755, 3857, 4060, 5510, 7714, 11020, 15428, 19285, 38570, 77140]

約数ペア:

[(1, 77140), (2, 38570), (4, 19285), (5, 15428), (7, 11020), (10, 7714), (14, 5510), (19, 4060), (20, 3857), (28, 2755), (29, 2660), (35, 2204), (38, 2030), (58, 1330), (70, 1102), (76, 1015), (95, 812), (116, 665), (133, 580), (140, 551), (145, 532), (190, 406), (203, 380), (266, 290)]