161807104

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{20389}}^1$

素因数の和:20436

約数の個数: 36

約数和(自身を含む): 333417280

約数和(自身を除く): 171610176

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 992, 1984, 3968, 7936, 20389, 40778, 81556, 163112, 326224, 632059, 652448, 1264118, 1304896, 2528236, 2609792, 5056472, 5219584, 10112944, 20225888, 40451776, 80903552, 161807104]

約数ペア:

[(1, 161807104), (2, 80903552), (4, 40451776), (8, 20225888), (16, 10112944), (31, 5219584), (32, 5056472), (62, 2609792), (64, 2528236), (124, 1304896), (128, 1264118), (248, 652448), (256, 632059), (496, 326224), (992, 163112), (1984, 81556), (3968, 40778), (7936, 20389)]