284629640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{641}}^1\times {\mathrm{653}}^1$

素因数の和:1322

約数の個数: 64

約数和(自身を含む): 680186160

約数和(自身を除く): 395556520

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 641, 653, 680, 1282, 1306, 2564, 2612, 3205, 3265, 5128, 5224, 6410, 6530, 10897, 11101, 12820, 13060, 21794, 22202, 25640, 26120, 43588, 44404, 54485, 55505, 87176, 88808, 108970, 111010, 217940, 222020, 418573, 435880, 444040, 837146, 1674292, 2092865, 3348584, 4185730, 7115741, 8371460, 14231482, 16742920, 28462964, 35578705, 56925928, 71157410, 142314820, 284629640]

約数ペア:

[(1, 284629640), (2, 142314820), (4, 71157410), (5, 56925928), (8, 35578705), (10, 28462964), (17, 16742920), (20, 14231482), (34, 8371460), (40, 7115741), (68, 4185730), (85, 3348584), (136, 2092865), (170, 1674292), (340, 837146), (641, 444040), (653, 435880), (680, 418573), (1282, 222020), (1306, 217940), (2564, 111010), (2612, 108970), (3205, 88808), (3265, 87176), (5128, 55505), (5224, 54485), (6410, 44404), (6530, 43588), (10897, 26120), (11101, 25640), (12820, 22202), (13060, 21794)]