4443725

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{113}}^1$

素因数の和:158

約数の個数: 36

約数和(自身を含む): 6580308

約数和(自身を除く): 2136583

約数列:

[1, 5, 11, 13, 25, 55, 65, 113, 121, 143, 275, 325, 565, 605, 715, 1243, 1469, 1573, 2825, 3025, 3575, 6215, 7345, 7865, 13673, 16159, 31075, 36725, 39325, 68365, 80795, 177749, 341825, 403975, 888745, 4443725]

約数ペア:

[(1, 4443725), (5, 888745), (11, 403975), (13, 341825), (25, 177749), (55, 80795), (65, 68365), (113, 39325), (121, 36725), (143, 31075), (275, 16159), (325, 13673), (565, 7865), (605, 7345), (715, 6215), (1243, 3575), (1469, 3025), (1573, 2825)]