898720208

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{677}}^1\times {\mathrm{2861}}^1$

素因数の和:3575

約数の個数: 40

約数和(自身を含む): 1804605480

約数和(自身を除く): 905885272

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 677, 1354, 2708, 2861, 5416, 5722, 10832, 11444, 19633, 22888, 39266, 45776, 78532, 82969, 157064, 165938, 314128, 331876, 663752, 1327504, 1936897, 3873794, 7747588, 15495176, 30990352, 56170013, 112340026, 224680052, 449360104, 898720208]

約数ペア:

[(1, 898720208), (2, 449360104), (4, 224680052), (8, 112340026), (16, 56170013), (29, 30990352), (58, 15495176), (116, 7747588), (232, 3873794), (464, 1936897), (677, 1327504), (1354, 663752), (2708, 331876), (2861, 314128), (5416, 165938), (5722, 157064), (10832, 82969), (11444, 78532), (19633, 45776), (22888, 39266)]