68803160

素因数分解:

$2^3\times 5^1\times {\mathrm{347}}^1\times {\mathrm{4957}}^1$

素因数の和:5315

約数の個数: 32

約数和(自身を含む): 155284560

約数和(自身を除く): 86481400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 347, 694, 1388, 1735, 2776, 3470, 4957, 6940, 9914, 13880, 19828, 24785, 39656, 49570, 99140, 198280, 1720079, 3440158, 6880316, 8600395, 13760632, 17200790, 34401580, 68803160]

約数ペア:

[(1, 68803160), (2, 34401580), (4, 17200790), (5, 13760632), (8, 8600395), (10, 6880316), (20, 3440158), (40, 1720079), (347, 198280), (694, 99140), (1388, 49570), (1735, 39656), (2776, 24785), (3470, 19828), (4957, 13880), (6940, 9914)]