88930940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{661}}^1$

素因数の和:739

約数の個数: 72

約数和(自身を含む): 220874976

約数和(自身を除く): 131944036

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 661, 868, 961, 1085, 1322, 1922, 2170, 2644, 3305, 3844, 4340, 4627, 4805, 6610, 6727, 9254, 9610, 13220, 13454, 18508, 19220, 20491, 23135, 26908, 33635, 40982, 46270, 67270, 81964, 92540, 102455, 134540, 143437, 204910, 286874, 409820, 573748, 635221, 717185, 1270442, 1434370, 2540884, 2868740, 3176105, 4446547, 6352210, 8893094, 12704420, 17786188, 22232735, 44465470, 88930940]

約数ペア:

[(1, 88930940), (2, 44465470), (4, 22232735), (5, 17786188), (7, 12704420), (10, 8893094), (14, 6352210), (20, 4446547), (28, 3176105), (31, 2868740), (35, 2540884), (62, 1434370), (70, 1270442), (124, 717185), (140, 635221), (155, 573748), (217, 409820), (310, 286874), (434, 204910), (620, 143437), (661, 134540), (868, 102455), (961, 92540), (1085, 81964), (1322, 67270), (1922, 46270), (2170, 40982), (2644, 33635), (3305, 26908), (3844, 23135), (4340, 20491), (4627, 19220), (4805, 18508), (6610, 13454), (6727, 13220), (9254, 9610)]