168806480

素因数分解:

$2^4\times 5^1\times {\mathrm{173}}^1\times {\mathrm{12197}}^1$

素因数の和:12383

約数の個数: 40

約数和(自身を含む): 394776072

約数和(自身を除く): 225969592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 173, 346, 692, 865, 1384, 1730, 2768, 3460, 6920, 12197, 13840, 24394, 48788, 60985, 97576, 121970, 195152, 243940, 487880, 975760, 2110081, 4220162, 8440324, 10550405, 16880648, 21100810, 33761296, 42201620, 84403240, 168806480]

約数ペア:

[(1, 168806480), (2, 84403240), (4, 42201620), (5, 33761296), (8, 21100810), (10, 16880648), (16, 10550405), (20, 8440324), (40, 4220162), (80, 2110081), (173, 975760), (346, 487880), (692, 243940), (865, 195152), (1384, 121970), (1730, 97576), (2768, 60985), (3460, 48788), (6920, 24394), (12197, 13840)]