28876100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{26251}}^1$

素因数の和:26276

約数の個数: 36

約数和(自身を含む): 68360208

約数和(自身を除く): 39484108

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 550, 1100, 26251, 52502, 105004, 131255, 262510, 288761, 525020, 577522, 656275, 1155044, 1312550, 1443805, 2625100, 2887610, 5775220, 7219025, 14438050, 28876100]

約数ペア:

[(1, 28876100), (2, 14438050), (4, 7219025), (5, 5775220), (10, 2887610), (11, 2625100), (20, 1443805), (22, 1312550), (25, 1155044), (44, 656275), (50, 577522), (55, 525020), (100, 288761), (110, 262510), (220, 131255), (275, 105004), (550, 52502), (1100, 26251)]