166521088

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{20983}}^1$

素因数の和:21030

約数の個数: 36

約数和(自身を含む): 343130368

約数和(自身を除く): 176609280

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 992, 1984, 3968, 7936, 20983, 41966, 83932, 167864, 335728, 650473, 671456, 1300946, 1342912, 2601892, 2685824, 5203784, 5371648, 10407568, 20815136, 41630272, 83260544, 166521088]

約数ペア:

[(1, 166521088), (2, 83260544), (4, 41630272), (8, 20815136), (16, 10407568), (31, 5371648), (32, 5203784), (62, 2685824), (64, 2601892), (124, 1342912), (128, 1300946), (248, 671456), (256, 650473), (496, 335728), (992, 167864), (1984, 83932), (3968, 41966), (7936, 20983)]