84777800

素因数分解:

$2^3\times 5^2\times {\mathrm{61}}^1\times {\mathrm{6949}}^1$

素因数の和:7026

約数の個数: 48

約数和(自身を含む): 200368500

約数和(自身を除く): 115590700

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 61, 100, 122, 200, 244, 305, 488, 610, 1220, 1525, 2440, 3050, 6100, 6949, 12200, 13898, 27796, 34745, 55592, 69490, 138980, 173725, 277960, 347450, 423889, 694900, 847778, 1389800, 1695556, 2119445, 3391112, 4238890, 8477780, 10597225, 16955560, 21194450, 42388900, 84777800]

約数ペア:

[(1, 84777800), (2, 42388900), (4, 21194450), (5, 16955560), (8, 10597225), (10, 8477780), (20, 4238890), (25, 3391112), (40, 2119445), (50, 1695556), (61, 1389800), (100, 847778), (122, 694900), (200, 423889), (244, 347450), (305, 277960), (488, 173725), (610, 138980), (1220, 69490), (1525, 55592), (2440, 34745), (3050, 27796), (6100, 13898), (6949, 12200)]