66452870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{1553}}^1$

素因数の和:1960

約数の個数: 32

約数和(自身を含む): 130908960

約数和(自身を除く): 64456090

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 389, 778, 1553, 1945, 3106, 3890, 4279, 7765, 8558, 15530, 17083, 21395, 34166, 42790, 85415, 170830, 604117, 1208234, 3020585, 6041170, 6645287, 13290574, 33226435, 66452870]

約数ペア:

[(1, 66452870), (2, 33226435), (5, 13290574), (10, 6645287), (11, 6041170), (22, 3020585), (55, 1208234), (110, 604117), (389, 170830), (778, 85415), (1553, 42790), (1945, 34166), (3106, 21395), (3890, 17083), (4279, 15530), (7765, 8558)]