71922580

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{1063}}^1$

素因数の和:1288

約数の個数: 48

約数和(自身を含む): 160876800

約数和(自身を除く): 88954220

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 199, 340, 398, 796, 995, 1063, 1990, 2126, 3383, 3980, 4252, 5315, 6766, 10630, 13532, 16915, 18071, 21260, 33830, 36142, 67660, 72284, 90355, 180710, 211537, 361420, 423074, 846148, 1057685, 2115370, 3596129, 4230740, 7192258, 14384516, 17980645, 35961290, 71922580]

約数ペア:

[(1, 71922580), (2, 35961290), (4, 17980645), (5, 14384516), (10, 7192258), (17, 4230740), (20, 3596129), (34, 2115370), (68, 1057685), (85, 846148), (170, 423074), (199, 361420), (340, 211537), (398, 180710), (796, 90355), (995, 72284), (1063, 67660), (1990, 36142), (2126, 33830), (3383, 21260), (3980, 18071), (4252, 16915), (5315, 13532), (6766, 10630)]