80904045

素因数分解:

$3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{113}}^1\times {\mathrm{809}}^1$

素因数の和:989

約数の個数: 32

約数和(自身を含む): 132969600

約数和(自身を除く): 52065555

約数列:

[1, 3, 5, 15, 59, 113, 177, 295, 339, 565, 809, 885, 1695, 2427, 4045, 6667, 12135, 20001, 33335, 47731, 91417, 100005, 143193, 238655, 274251, 457085, 715965, 1371255, 5393603, 16180809, 26968015, 80904045]

約数ペア:

[(1, 80904045), (3, 26968015), (5, 16180809), (15, 5393603), (59, 1371255), (113, 715965), (177, 457085), (295, 274251), (339, 238655), (565, 143193), (809, 100005), (885, 91417), (1695, 47731), (2427, 33335), (4045, 20001), (6667, 12135)]