726851480

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{199}}^1\times {\mathrm{719}}^1$

素因数の和:1056

約数の個数: 64

約数和(自身を含む): 1658880000

約数和(自身を除く): 932028520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 199, 254, 398, 508, 635, 719, 796, 995, 1016, 1270, 1438, 1592, 1990, 2540, 2876, 3595, 3980, 5080, 5752, 7190, 7960, 14380, 25273, 28760, 50546, 91313, 101092, 126365, 143081, 182626, 202184, 252730, 286162, 365252, 456565, 505460, 572324, 715405, 730504, 913130, 1010920, 1144648, 1430810, 1826260, 2861620, 3652520, 5723240, 18171287, 36342574, 72685148, 90856435, 145370296, 181712870, 363425740, 726851480]

約数ペア:

[(1, 726851480), (2, 363425740), (4, 181712870), (5, 145370296), (8, 90856435), (10, 72685148), (20, 36342574), (40, 18171287), (127, 5723240), (199, 3652520), (254, 2861620), (398, 1826260), (508, 1430810), (635, 1144648), (719, 1010920), (796, 913130), (995, 730504), (1016, 715405), (1270, 572324), (1438, 505460), (1592, 456565), (1990, 365252), (2540, 286162), (2876, 252730), (3595, 202184), (3980, 182626), (5080, 143081), (5752, 126365), (7190, 101092), (7960, 91313), (14380, 50546), (25273, 28760)]