65278780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{1129}}^1$

素因数の和:1211

約数の個数: 72

約数和(自身を含む): 162313200

約数和(自身を除く): 97034420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 59, 70, 98, 118, 140, 196, 236, 245, 295, 413, 490, 590, 826, 980, 1129, 1180, 1652, 2065, 2258, 2891, 4130, 4516, 5645, 5782, 7903, 8260, 11290, 11564, 14455, 15806, 22580, 28910, 31612, 39515, 55321, 57820, 66611, 79030, 110642, 133222, 158060, 221284, 266444, 276605, 333055, 466277, 553210, 666110, 932554, 1106420, 1332220, 1865108, 2331385, 3263939, 4662770, 6527878, 9325540, 13055756, 16319695, 32639390, 65278780]

約数ペア:

[(1, 65278780), (2, 32639390), (4, 16319695), (5, 13055756), (7, 9325540), (10, 6527878), (14, 4662770), (20, 3263939), (28, 2331385), (35, 1865108), (49, 1332220), (59, 1106420), (70, 932554), (98, 666110), (118, 553210), (140, 466277), (196, 333055), (236, 276605), (245, 266444), (295, 221284), (413, 158060), (490, 133222), (590, 110642), (826, 79030), (980, 66611), (1129, 57820), (1180, 55321), (1652, 39515), (2065, 31612), (2258, 28910), (2891, 22580), (4130, 15806), (4516, 14455), (5645, 11564), (5782, 11290), (7903, 8260)]