161889985

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{38047}}^1$

素因数の和:38112

約数の個数: 16

約数和(自身を含む): 208198656

約数和(自身を除く): 46308671

約数列:

[1, 5, 23, 37, 115, 185, 851, 4255, 38047, 190235, 875081, 1407739, 4375405, 7038695, 32377997, 161889985]

約数ペア:

[(1, 161889985), (5, 32377997), (23, 7038695), (37, 4375405), (115, 1407739), (185, 875081), (851, 190235), (4255, 38047)]