87804160

素因数分解:

$2^8\times 5^1\times {\mathrm{68597}}^1$

素因数の和:68618

約数の個数: 36

約数和(自身を含む): 210321468

約数和(自身を除く): 122517308

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 68597, 137194, 274388, 342985, 548776, 685970, 1097552, 1371940, 2195104, 2743880, 4390208, 5487760, 8780416, 10975520, 17560832, 21951040, 43902080, 87804160]

約数ペア:

[(1, 87804160), (2, 43902080), (4, 21951040), (5, 17560832), (8, 10975520), (10, 8780416), (16, 5487760), (20, 4390208), (32, 2743880), (40, 2195104), (64, 1371940), (80, 1097552), (128, 685970), (160, 548776), (256, 342985), (320, 274388), (640, 137194), (1280, 68597)]