208540475

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{5303}}^1$

素因数の和:5348

約数の個数: 36

約数和(自身を含む): 306157488

約数和(自身を除く): 97617013

約数列:

[1, 5, 11, 13, 25, 55, 65, 121, 143, 275, 325, 605, 715, 1573, 3025, 3575, 5303, 7865, 26515, 39325, 58333, 68939, 132575, 291665, 344695, 641663, 758329, 1458325, 1723475, 3208315, 3791645, 8341619, 16041575, 18958225, 41708095, 208540475]

約数ペア:

[(1, 208540475), (5, 41708095), (11, 18958225), (13, 16041575), (25, 8341619), (55, 3791645), (65, 3208315), (121, 1723475), (143, 1458325), (275, 758329), (325, 641663), (605, 344695), (715, 291665), (1573, 132575), (3025, 68939), (3575, 58333), (5303, 39325), (7865, 26515)]