99681250

素因数分解:

$2^1\times 5^5\times {\mathrm{41}}^1\times {\mathrm{389}}^1$

素因数の和:457

約数の個数: 48

約数和(自身を含む): 191940840

約数和(自身を除く): 92259590

約数列:

[1, 2, 5, 10, 25, 41, 50, 82, 125, 205, 250, 389, 410, 625, 778, 1025, 1250, 1945, 2050, 3125, 3890, 5125, 6250, 9725, 10250, 15949, 19450, 25625, 31898, 48625, 51250, 79745, 97250, 128125, 159490, 243125, 256250, 398725, 486250, 797450, 1215625, 1993625, 2431250, 3987250, 9968125, 19936250, 49840625, 99681250]

約数ペア:

[(1, 99681250), (2, 49840625), (5, 19936250), (10, 9968125), (25, 3987250), (41, 2431250), (50, 1993625), (82, 1215625), (125, 797450), (205, 486250), (250, 398725), (389, 256250), (410, 243125), (625, 159490), (778, 128125), (1025, 97250), (1250, 79745), (1945, 51250), (2050, 48625), (3125, 31898), (3890, 25625), (5125, 19450), (6250, 15949), (9725, 10250)]