497635220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{191}}^1$

素因数の和:393

約数の個数: 96

約数和(自身を含む): 1137991680

約数和(自身を除く): 640356460

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 79, 85, 97, 158, 170, 191, 194, 316, 340, 382, 388, 395, 485, 764, 790, 955, 970, 1343, 1580, 1649, 1910, 1940, 2686, 3247, 3298, 3820, 5372, 6494, 6596, 6715, 7663, 8245, 12988, 13430, 15089, 15326, 16235, 16490, 18527, 26860, 30178, 30652, 32470, 32980, 37054, 38315, 60356, 64940, 74108, 75445, 76630, 92635, 130271, 150890, 153260, 185270, 256513, 260542, 301780, 314959, 370540, 513026, 521084, 629918, 651355, 1026052, 1259836, 1282565, 1302710, 1463633, 1574795, 2565130, 2605420, 2927266, 3149590, 5130260, 5854532, 6299180, 7318165, 14636330, 24881761, 29272660, 49763522, 99527044, 124408805, 248817610, 497635220]

約数ペア:

[(1, 497635220), (2, 248817610), (4, 124408805), (5, 99527044), (10, 49763522), (17, 29272660), (20, 24881761), (34, 14636330), (68, 7318165), (79, 6299180), (85, 5854532), (97, 5130260), (158, 3149590), (170, 2927266), (191, 2605420), (194, 2565130), (316, 1574795), (340, 1463633), (382, 1302710), (388, 1282565), (395, 1259836), (485, 1026052), (764, 651355), (790, 629918), (955, 521084), (970, 513026), (1343, 370540), (1580, 314959), (1649, 301780), (1910, 260542), (1940, 256513), (2686, 185270), (3247, 153260), (3298, 150890), (3820, 130271), (5372, 92635), (6494, 76630), (6596, 75445), (6715, 74108), (7663, 64940), (8245, 60356), (12988, 38315), (13430, 37054), (15089, 32980), (15326, 32470), (16235, 30652), (16490, 30178), (18527, 26860)]