164489984

素因数分解:

$2^8\times {\mathrm{409}}^1\times {\mathrm{1571}}^1$

素因数の和:1996

約数の個数: 36

約数和(自身を含む): 329349720

約数和(自身を除く): 164859736

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 409, 818, 1571, 1636, 3142, 3272, 6284, 6544, 12568, 13088, 25136, 26176, 50272, 52352, 100544, 104704, 201088, 402176, 642539, 1285078, 2570156, 5140312, 10280624, 20561248, 41122496, 82244992, 164489984]

約数ペア:

[(1, 164489984), (2, 82244992), (4, 41122496), (8, 20561248), (16, 10280624), (32, 5140312), (64, 2570156), (128, 1285078), (256, 642539), (409, 402176), (818, 201088), (1571, 104704), (1636, 100544), (3142, 52352), (3272, 50272), (6284, 26176), (6544, 25136), (12568, 13088)]