77255140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{11959}}^1$

素因数の和:12004

約数の個数: 48

約数和(自身を含む): 180835200

約数和(自身を除く): 103580060

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 1292, 1615, 3230, 6460, 11959, 23918, 47836, 59795, 119590, 203303, 227221, 239180, 406606, 454442, 813212, 908884, 1016515, 1136105, 2033030, 2272210, 3862757, 4066060, 4544420, 7725514, 15451028, 19313785, 38627570, 77255140]

約数ペア:

[(1, 77255140), (2, 38627570), (4, 19313785), (5, 15451028), (10, 7725514), (17, 4544420), (19, 4066060), (20, 3862757), (34, 2272210), (38, 2033030), (68, 1136105), (76, 1016515), (85, 908884), (95, 813212), (170, 454442), (190, 406606), (323, 239180), (340, 227221), (380, 203303), (646, 119590), (1292, 59795), (1615, 47836), (3230, 23918), (6460, 11959)]