81273390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{2539}}^1$

素因数の和:2657

約数の個数: 64

約数和(自身を含む): 215066880

約数和(自身を除く): 133793490

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 97, 110, 165, 194, 291, 330, 485, 582, 970, 1067, 1455, 2134, 2539, 2910, 3201, 5078, 5335, 6402, 7617, 10670, 12695, 15234, 16005, 25390, 27929, 32010, 38085, 55858, 76170, 83787, 139645, 167574, 246283, 279290, 418935, 492566, 738849, 837870, 1231415, 1477698, 2462830, 2709113, 3694245, 5418226, 7388490, 8127339, 13545565, 16254678, 27091130, 40636695, 81273390]

約数ペア:

[(1, 81273390), (2, 40636695), (3, 27091130), (5, 16254678), (6, 13545565), (10, 8127339), (11, 7388490), (15, 5418226), (22, 3694245), (30, 2709113), (33, 2462830), (55, 1477698), (66, 1231415), (97, 837870), (110, 738849), (165, 492566), (194, 418935), (291, 279290), (330, 246283), (485, 167574), (582, 139645), (970, 83787), (1067, 76170), (1455, 55858), (2134, 38085), (2539, 32010), (2910, 27929), (3201, 25390), (5078, 16005), (5335, 15234), (6402, 12695), (7617, 10670)]