51145536

素因数分解:

$2^6\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{661}}^1$

素因数の和:720

約数の個数: 112

約数和(自身を含む): 150660608

約数和(自身を除く): 99515072

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 32, 39, 48, 52, 62, 64, 78, 93, 96, 104, 124, 156, 186, 192, 208, 248, 312, 372, 403, 416, 496, 624, 661, 744, 806, 832, 992, 1209, 1248, 1322, 1488, 1612, 1983, 1984, 2418, 2496, 2644, 2976, 3224, 3966, 4836, 5288, 5952, 6448, 7932, 8593, 9672, 10576, 12896, 15864, 17186, 19344, 20491, 21152, 25779, 25792, 31728, 34372, 38688, 40982, 42304, 51558, 61473, 63456, 68744, 77376, 81964, 103116, 122946, 126912, 137488, 163928, 206232, 245892, 266383, 274976, 327856, 412464, 491784, 532766, 549952, 655712, 799149, 824928, 983568, 1065532, 1311424, 1598298, 1649856, 1967136, 2131064, 3196596, 3934272, 4262128, 6393192, 8524256, 12786384, 17048512, 25572768, 51145536]

約数ペア:

[(1, 51145536), (2, 25572768), (3, 17048512), (4, 12786384), (6, 8524256), (8, 6393192), (12, 4262128), (13, 3934272), (16, 3196596), (24, 2131064), (26, 1967136), (31, 1649856), (32, 1598298), (39, 1311424), (48, 1065532), (52, 983568), (62, 824928), (64, 799149), (78, 655712), (93, 549952), (96, 532766), (104, 491784), (124, 412464), (156, 327856), (186, 274976), (192, 266383), (208, 245892), (248, 206232), (312, 163928), (372, 137488), (403, 126912), (416, 122946), (496, 103116), (624, 81964), (661, 77376), (744, 68744), (806, 63456), (832, 61473), (992, 51558), (1209, 42304), (1248, 40982), (1322, 38688), (1488, 34372), (1612, 31728), (1983, 25792), (1984, 25779), (2418, 21152), (2496, 20491), (2644, 19344), (2976, 17186), (3224, 15864), (3966, 12896), (4836, 10576), (5288, 9672), (5952, 8593), (6448, 7932)]