81878170

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{5861}}^1$

素因数の和:6006

約数の個数: 32

約数和(自身を含む): 162072576

約数和(自身を除く): 80194406

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 127, 254, 635, 1270, 1397, 2794, 5861, 6985, 11722, 13970, 29305, 58610, 64471, 128942, 322355, 644710, 744347, 1488694, 3721735, 7443470, 8187817, 16375634, 40939085, 81878170]

約数ペア:

[(1, 81878170), (2, 40939085), (5, 16375634), (10, 8187817), (11, 7443470), (22, 3721735), (55, 1488694), (110, 744347), (127, 644710), (254, 322355), (635, 128942), (1270, 64471), (1397, 58610), (2794, 29305), (5861, 13970), (6985, 11722)]