81876704

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{907}}^1$

素因数の和:968

約数の個数: 96

約数和(自身を含む): 205019136

約数和(自身を除く): 123142432

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 32, 52, 56, 62, 91, 104, 112, 124, 182, 208, 217, 224, 248, 364, 403, 416, 434, 496, 728, 806, 868, 907, 992, 1456, 1612, 1736, 1814, 2821, 2912, 3224, 3472, 3628, 5642, 6349, 6448, 6944, 7256, 11284, 11791, 12698, 12896, 14512, 22568, 23582, 25396, 28117, 29024, 45136, 47164, 50792, 56234, 82537, 90272, 94328, 101584, 112468, 165074, 188656, 196819, 203168, 224936, 330148, 365521, 377312, 393638, 449872, 660296, 731042, 787276, 899744, 1320592, 1462084, 1574552, 2558647, 2641184, 2924168, 3149104, 5117294, 5848336, 6298208, 10234588, 11696672, 20469176, 40938352, 81876704]

約数ペア:

[(1, 81876704), (2, 40938352), (4, 20469176), (7, 11696672), (8, 10234588), (13, 6298208), (14, 5848336), (16, 5117294), (26, 3149104), (28, 2924168), (31, 2641184), (32, 2558647), (52, 1574552), (56, 1462084), (62, 1320592), (91, 899744), (104, 787276), (112, 731042), (124, 660296), (182, 449872), (208, 393638), (217, 377312), (224, 365521), (248, 330148), (364, 224936), (403, 203168), (416, 196819), (434, 188656), (496, 165074), (728, 112468), (806, 101584), (868, 94328), (907, 90272), (992, 82537), (1456, 56234), (1612, 50792), (1736, 47164), (1814, 45136), (2821, 29024), (2912, 28117), (3224, 25396), (3472, 23582), (3628, 22568), (5642, 14512), (6349, 12896), (6448, 12698), (6944, 11791), (7256, 11284)]