777537560

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{12647}}^1$

素因数の和:12740

約数の個数: 64

約数和(自身を含む): 1844078400

約数和(自身を除く): 1066540840

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 53, 58, 106, 116, 145, 212, 232, 265, 290, 424, 530, 580, 1060, 1160, 1537, 2120, 3074, 6148, 7685, 12296, 12647, 15370, 25294, 30740, 50588, 61480, 63235, 101176, 126470, 252940, 366763, 505880, 670291, 733526, 1340582, 1467052, 1833815, 2681164, 2934104, 3351455, 3667630, 5362328, 6702910, 7335260, 13405820, 14670520, 19438439, 26811640, 38876878, 77753756, 97192195, 155507512, 194384390, 388768780, 777537560]

約数ペア:

[(1, 777537560), (2, 388768780), (4, 194384390), (5, 155507512), (8, 97192195), (10, 77753756), (20, 38876878), (29, 26811640), (40, 19438439), (53, 14670520), (58, 13405820), (106, 7335260), (116, 6702910), (145, 5362328), (212, 3667630), (232, 3351455), (265, 2934104), (290, 2681164), (424, 1833815), (530, 1467052), (580, 1340582), (1060, 733526), (1160, 670291), (1537, 505880), (2120, 366763), (3074, 252940), (6148, 126470), (7685, 101176), (12296, 63235), (12647, 61480), (15370, 50588), (25294, 30740)]