68017264

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31963}}^1$

素因数の和:31997

約数の個数: 40

約数和(自身を含む): 158541440

約数和(自身を除く): 90524176

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 31963, 63926, 127852, 223741, 255704, 447482, 511408, 607297, 894964, 1214594, 1789928, 2429188, 3579856, 4251079, 4858376, 8502158, 9716752, 17004316, 34008632, 68017264]

約数ペア:

[(1, 68017264), (2, 34008632), (4, 17004316), (7, 9716752), (8, 8502158), (14, 4858376), (16, 4251079), (19, 3579856), (28, 2429188), (38, 1789928), (56, 1214594), (76, 894964), (112, 607297), (133, 511408), (152, 447482), (266, 255704), (304, 223741), (532, 127852), (1064, 63926), (2128, 31963)]