64680944

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{2293}}^1$

素因数の和:2385

約数の個数: 40

約数和(自身を含む): 131418672

約数和(自身を除く): 66737728

約数列:

[1, 2, 4, 8, 16, 41, 43, 82, 86, 164, 172, 328, 344, 656, 688, 1763, 2293, 3526, 4586, 7052, 9172, 14104, 18344, 28208, 36688, 94013, 98599, 188026, 197198, 376052, 394396, 752104, 788792, 1504208, 1577584, 4042559, 8085118, 16170236, 32340472, 64680944]

約数ペア:

[(1, 64680944), (2, 32340472), (4, 16170236), (8, 8085118), (16, 4042559), (41, 1577584), (43, 1504208), (82, 788792), (86, 752104), (164, 394396), (172, 376052), (328, 197198), (344, 188026), (656, 98599), (688, 94013), (1763, 36688), (2293, 28208), (3526, 18344), (4586, 14104), (7052, 9172)]