807804950

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{6491}}^1$

素因数の和:6653

約数の個数: 48

約数和(自身を含む): 1593915840

約数和(自身を除く): 786110890

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 131, 190, 262, 475, 655, 950, 1310, 2489, 3275, 4978, 6491, 6550, 12445, 12982, 24890, 32455, 62225, 64910, 123329, 124450, 162275, 246658, 324550, 616645, 850321, 1233290, 1700642, 3083225, 4251605, 6166450, 8503210, 16156099, 21258025, 32312198, 42516050, 80780495, 161560990, 403902475, 807804950]

約数ペア:

[(1, 807804950), (2, 403902475), (5, 161560990), (10, 80780495), (19, 42516050), (25, 32312198), (38, 21258025), (50, 16156099), (95, 8503210), (131, 6166450), (190, 4251605), (262, 3083225), (475, 1700642), (655, 1233290), (950, 850321), (1310, 616645), (2489, 324550), (3275, 246658), (4978, 162275), (6491, 124450), (6550, 123329), (12445, 64910), (12982, 62225), (24890, 32455)]