68718208

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{677}}^1$

素因数の和:765

約数の個数: 64

約数和(自身を含む): 150068520

約数和(自身を除く): 81350312

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 61, 64, 104, 122, 128, 208, 244, 416, 488, 677, 793, 832, 976, 1354, 1586, 1664, 1952, 2708, 3172, 3904, 5416, 6344, 7808, 8801, 10832, 12688, 17602, 21664, 25376, 35204, 41297, 43328, 50752, 70408, 82594, 86656, 101504, 140816, 165188, 281632, 330376, 536861, 563264, 660752, 1073722, 1126528, 1321504, 2147444, 2643008, 4294888, 5286016, 8589776, 17179552, 34359104, 68718208]

約数ペア:

[(1, 68718208), (2, 34359104), (4, 17179552), (8, 8589776), (13, 5286016), (16, 4294888), (26, 2643008), (32, 2147444), (52, 1321504), (61, 1126528), (64, 1073722), (104, 660752), (122, 563264), (128, 536861), (208, 330376), (244, 281632), (416, 165188), (488, 140816), (677, 101504), (793, 86656), (832, 82594), (976, 70408), (1354, 50752), (1586, 43328), (1664, 41297), (1952, 35204), (2708, 25376), (3172, 21664), (3904, 17602), (5416, 12688), (6344, 10832), (7808, 8801)]