15151550

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{389}}^1$

素因数の和:461

約数の個数: 48

約数和(自身を含む): 30466800

約数和(自身を除く): 15315250

約数列:

[1, 2, 5, 10, 19, 25, 38, 41, 50, 82, 95, 190, 205, 389, 410, 475, 778, 779, 950, 1025, 1558, 1945, 2050, 3890, 3895, 7391, 7790, 9725, 14782, 15949, 19450, 19475, 31898, 36955, 38950, 73910, 79745, 159490, 184775, 303031, 369550, 398725, 606062, 797450, 1515155, 3030310, 7575775, 15151550]

約数ペア:

[(1, 15151550), (2, 7575775), (5, 3030310), (10, 1515155), (19, 797450), (25, 606062), (38, 398725), (41, 369550), (50, 303031), (82, 184775), (95, 159490), (190, 79745), (205, 73910), (389, 38950), (410, 36955), (475, 31898), (778, 19475), (779, 19450), (950, 15949), (1025, 14782), (1558, 9725), (1945, 7790), (2050, 7391), (3890, 3895)]