81690208

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{82349}}^1$

素因数の和:82390

約数の個数: 24

約数和(自身を含む): 166017600

約数和(自身を除く): 84327392

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 496, 992, 82349, 164698, 329396, 658792, 1317584, 2552819, 2635168, 5105638, 10211276, 20422552, 40845104, 81690208]

約数ペア:

[(1, 81690208), (2, 40845104), (4, 20422552), (8, 10211276), (16, 5105638), (31, 2635168), (32, 2552819), (62, 1317584), (124, 658792), (248, 329396), (496, 164698), (992, 82349)]