87845645

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{239}}^1$

素因数の和:389

約数の個数: 32

約数和(自身を含む): 115084800

約数和(自身を除く): 27239155

約数列:

[1, 5, 19, 53, 73, 95, 239, 265, 365, 1007, 1195, 1387, 3869, 4541, 5035, 6935, 12667, 17447, 19345, 22705, 63335, 73511, 87235, 240673, 331493, 367555, 924691, 1203365, 1657465, 4623455, 17569129, 87845645]

約数ペア:

[(1, 87845645), (5, 17569129), (19, 4623455), (53, 1657465), (73, 1203365), (95, 924691), (239, 367555), (265, 331493), (365, 240673), (1007, 87235), (1195, 73511), (1387, 63335), (3869, 22705), (4541, 19345), (5035, 17447), (6935, 12667)]