81081312

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{64969}}^1$

素因数の和:64995

約数の個数: 48

約数和(自身を含む): 229214160

約数和(自身を除く): 148132848

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 208, 312, 416, 624, 1248, 64969, 129938, 194907, 259876, 389814, 519752, 779628, 844597, 1039504, 1559256, 1689194, 2079008, 2533791, 3118512, 3378388, 5067582, 6237024, 6756776, 10135164, 13513552, 20270328, 27027104, 40540656, 81081312]

約数ペア:

[(1, 81081312), (2, 40540656), (3, 27027104), (4, 20270328), (6, 13513552), (8, 10135164), (12, 6756776), (13, 6237024), (16, 5067582), (24, 3378388), (26, 3118512), (32, 2533791), (39, 2079008), (48, 1689194), (52, 1559256), (78, 1039504), (96, 844597), (104, 779628), (156, 519752), (208, 389814), (312, 259876), (416, 194907), (624, 129938), (1248, 64969)]