81747936

素因数分解:

$2^5\times 3^2\times {\mathrm{79}}^1\times {\mathrm{3593}}^1$

素因数の和:3688

約数の個数: 72

約数和(自身を含む): 235478880

約数和(自身を除く): 153730944

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 79, 96, 144, 158, 237, 288, 316, 474, 632, 711, 948, 1264, 1422, 1896, 2528, 2844, 3593, 3792, 5688, 7186, 7584, 10779, 11376, 14372, 21558, 22752, 28744, 32337, 43116, 57488, 64674, 86232, 114976, 129348, 172464, 258696, 283847, 344928, 517392, 567694, 851541, 1034784, 1135388, 1703082, 2270776, 2554623, 3406164, 4541552, 5109246, 6812328, 9083104, 10218492, 13624656, 20436984, 27249312, 40873968, 81747936]

約数ペア:

[(1, 81747936), (2, 40873968), (3, 27249312), (4, 20436984), (6, 13624656), (8, 10218492), (9, 9083104), (12, 6812328), (16, 5109246), (18, 4541552), (24, 3406164), (32, 2554623), (36, 2270776), (48, 1703082), (72, 1135388), (79, 1034784), (96, 851541), (144, 567694), (158, 517392), (237, 344928), (288, 283847), (316, 258696), (474, 172464), (632, 129348), (711, 114976), (948, 86232), (1264, 64674), (1422, 57488), (1896, 43116), (2528, 32337), (2844, 28744), (3593, 22752), (3792, 21558), (5688, 14372), (7186, 11376), (7584, 10779)]