81789552

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43691}}^1$

素因数の和:43718

約数の個数: 60

約数和(自身を含む): 246510264

約数和(自身を除く): 164720712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 468, 624, 936, 1872, 43691, 87382, 131073, 174764, 262146, 349528, 393219, 524292, 567983, 699056, 786438, 1048584, 1135966, 1572876, 1703949, 2097168, 2271932, 3145752, 3407898, 4543864, 5111847, 6291504, 6815796, 9087728, 10223694, 13631592, 20447388, 27263184, 40894776, 81789552]

約数ペア:

[(1, 81789552), (2, 40894776), (3, 27263184), (4, 20447388), (6, 13631592), (8, 10223694), (9, 9087728), (12, 6815796), (13, 6291504), (16, 5111847), (18, 4543864), (24, 3407898), (26, 3145752), (36, 2271932), (39, 2097168), (48, 1703949), (52, 1572876), (72, 1135966), (78, 1048584), (104, 786438), (117, 699056), (144, 567983), (156, 524292), (208, 393219), (234, 349528), (312, 262146), (468, 174764), (624, 131073), (936, 87382), (1872, 43691)]