201992497880

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{389}}^1\times {\mathrm{763619}}^1$

素因数の和:764036

約数の個数: 64

約数和(自身を含む): 482455116000

約数和(自身を除く): 280462618120

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 389, 680, 778, 1556, 1945, 3112, 3890, 6613, 7780, 13226, 15560, 26452, 33065, 52904, 66130, 132260, 264520, 763619, 1527238, 3054476, 3818095, 6108952, 7636190, 12981523, 15272380, 25963046, 30544760, 51926092, 64907615, 103852184, 129815230, 259630460, 297047791, 519260920, 594095582, 1188191164, 1485238955, 2376382328, 2970477910, 5049812447, 5940955820, 10099624894, 11881911640, 20199249788, 25249062235, 40398499576, 50498124470, 100996248940, 201992497880]

約数ペア:

[(1, 201992497880), (2, 100996248940), (4, 50498124470), (5, 40398499576), (8, 25249062235), (10, 20199249788), (17, 11881911640), (20, 10099624894), (34, 5940955820), (40, 5049812447), (68, 2970477910), (85, 2376382328), (136, 1485238955), (170, 1188191164), (340, 594095582), (389, 519260920), (680, 297047791), (778, 259630460), (1556, 129815230), (1945, 103852184), (3112, 64907615), (3890, 51926092), (6613, 30544760), (7780, 25963046), (13226, 15272380), (15560, 12981523), (26452, 7636190), (33065, 6108952), (52904, 3818095), (66130, 3054476), (132260, 1527238), (264520, 763619)]