19475895850

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{26317}}^1$

素因数の和:26408

約数の個数: 72

約数和(自身を含む): 39166079148

約数和(自身を除く): 19690183298

約数列:

[1, 2, 5, 10, 19, 25, 38, 41, 50, 82, 95, 190, 205, 361, 410, 475, 722, 779, 950, 1025, 1558, 1805, 2050, 3610, 3895, 7790, 9025, 14801, 18050, 19475, 26317, 29602, 38950, 52634, 74005, 131585, 148010, 263170, 370025, 500023, 657925, 740050, 1000046, 1078997, 1315850, 2157994, 2500115, 5000230, 5394985, 9500437, 10789970, 12500575, 19000874, 20500943, 25001150, 26974925, 41001886, 47502185, 53949850, 95004370, 102504715, 205009430, 237510925, 389517917, 475021850, 512523575, 779035834, 1025047150, 1947589585, 3895179170, 9737947925, 19475895850]

約数ペア:

[(1, 19475895850), (2, 9737947925), (5, 3895179170), (10, 1947589585), (19, 1025047150), (25, 779035834), (38, 512523575), (41, 475021850), (50, 389517917), (82, 237510925), (95, 205009430), (190, 102504715), (205, 95004370), (361, 53949850), (410, 47502185), (475, 41001886), (722, 26974925), (779, 25001150), (950, 20500943), (1025, 19000874), (1558, 12500575), (1805, 10789970), (2050, 9500437), (3610, 5394985), (3895, 5000230), (7790, 2500115), (9025, 2157994), (14801, 1315850), (18050, 1078997), (19475, 1000046), (26317, 740050), (29602, 657925), (38950, 500023), (52634, 370025), (74005, 263170), (131585, 148010)]