66542864

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1$

素因数の和:388

約数の個数: 80

約数和(自身を含む): 146657280

約数和(自身を除く): 80114416

約数列:

[1, 2, 4, 8, 16, 19, 23, 31, 38, 46, 62, 76, 92, 124, 152, 184, 248, 304, 307, 368, 437, 496, 589, 614, 713, 874, 1178, 1228, 1426, 1748, 2356, 2456, 2852, 3496, 4712, 4912, 5704, 5833, 6992, 7061, 9424, 9517, 11408, 11666, 13547, 14122, 19034, 23332, 27094, 28244, 38068, 46664, 54188, 56488, 76136, 93328, 108376, 112976, 134159, 152272, 180823, 216752, 218891, 268318, 361646, 437782, 536636, 723292, 875564, 1073272, 1446584, 1751128, 2146544, 2893168, 3502256, 4158929, 8317858, 16635716, 33271432, 66542864]

約数ペア:

[(1, 66542864), (2, 33271432), (4, 16635716), (8, 8317858), (16, 4158929), (19, 3502256), (23, 2893168), (31, 2146544), (38, 1751128), (46, 1446584), (62, 1073272), (76, 875564), (92, 723292), (124, 536636), (152, 437782), (184, 361646), (248, 268318), (304, 218891), (307, 216752), (368, 180823), (437, 152272), (496, 134159), (589, 112976), (614, 108376), (713, 93328), (874, 76136), (1178, 56488), (1228, 54188), (1426, 46664), (1748, 38068), (2356, 28244), (2456, 27094), (2852, 23332), (3496, 19034), (4712, 14122), (4912, 13547), (5704, 11666), (5833, 11408), (6992, 9517), (7061, 9424)]