649553648

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{887}}^1\times {\mathrm{1237}}^1$

素因数の和:2169

約数の個数: 40

約数和(自身を含む): 1295027232

約数和(自身を除く): 645473584

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 887, 1237, 1774, 2474, 3548, 4948, 7096, 9896, 14192, 19792, 32819, 45769, 65638, 91538, 131276, 183076, 262552, 366152, 525104, 732304, 1097219, 2194438, 4388876, 8777752, 17555504, 40597103, 81194206, 162388412, 324776824, 649553648]

約数ペア:

[(1, 649553648), (2, 324776824), (4, 162388412), (8, 81194206), (16, 40597103), (37, 17555504), (74, 8777752), (148, 4388876), (296, 2194438), (592, 1097219), (887, 732304), (1237, 525104), (1774, 366152), (2474, 262552), (3548, 183076), (4948, 131276), (7096, 91538), (9896, 65638), (14192, 45769), (19792, 32819)]