81861824

素因数分解:

$2^6\times {\mathrm{11}}^3\times {\mathrm{31}}^2$

素因数の和:107

約数の個数: 84

約数和(自身を含む): 184626504

約数和(自身を除く): 102764680

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 32, 44, 62, 64, 88, 121, 124, 176, 242, 248, 341, 352, 484, 496, 682, 704, 961, 968, 992, 1331, 1364, 1922, 1936, 1984, 2662, 2728, 3751, 3844, 3872, 5324, 5456, 7502, 7688, 7744, 10571, 10648, 10912, 15004, 15376, 21142, 21296, 21824, 30008, 30752, 41261, 42284, 42592, 60016, 61504, 82522, 84568, 85184, 116281, 120032, 165044, 169136, 232562, 240064, 330088, 338272, 465124, 660176, 676544, 930248, 1279091, 1320352, 1860496, 2558182, 2640704, 3720992, 5116364, 7441984, 10232728, 20465456, 40930912, 81861824]

約数ペア:

[(1, 81861824), (2, 40930912), (4, 20465456), (8, 10232728), (11, 7441984), (16, 5116364), (22, 3720992), (31, 2640704), (32, 2558182), (44, 1860496), (62, 1320352), (64, 1279091), (88, 930248), (121, 676544), (124, 660176), (176, 465124), (242, 338272), (248, 330088), (341, 240064), (352, 232562), (484, 169136), (496, 165044), (682, 120032), (704, 116281), (961, 85184), (968, 84568), (992, 82522), (1331, 61504), (1364, 60016), (1922, 42592), (1936, 42284), (1984, 41261), (2662, 30752), (2728, 30008), (3751, 21824), (3844, 21296), (3872, 21142), (5324, 15376), (5456, 15004), (7502, 10912), (7688, 10648), (7744, 10571)]