78385670

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{181}}^1$

素因数の和:357

約数の個数: 64

約数和(自身を含む): 161021952

約数和(自身を除く): 82636282

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 127, 155, 181, 254, 310, 341, 362, 635, 682, 905, 1270, 1397, 1705, 1810, 1991, 2794, 3410, 3937, 3982, 5611, 6985, 7874, 9955, 11222, 13970, 19685, 19910, 22987, 28055, 39370, 43307, 45974, 56110, 61721, 86614, 114935, 123442, 216535, 229870, 252857, 308605, 433070, 505714, 617210, 712597, 1264285, 1425194, 2528570, 3562985, 7125970, 7838567, 15677134, 39192835, 78385670]

約数ペア:

[(1, 78385670), (2, 39192835), (5, 15677134), (10, 7838567), (11, 7125970), (22, 3562985), (31, 2528570), (55, 1425194), (62, 1264285), (110, 712597), (127, 617210), (155, 505714), (181, 433070), (254, 308605), (310, 252857), (341, 229870), (362, 216535), (635, 123442), (682, 114935), (905, 86614), (1270, 61721), (1397, 56110), (1705, 45974), (1810, 43307), (1991, 39370), (2794, 28055), (3410, 22987), (3937, 19910), (3982, 19685), (5611, 13970), (6985, 11222), (7874, 9955)]