71720552

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{67}}^1\times {\mathrm{463}}^1$

素因数の和:570

約数の個数: 48

約数和(自身を含む): 145296960

約数和(自身を除く): 73576408

約数列:

[1, 2, 4, 8, 17, 34, 67, 68, 134, 136, 268, 289, 463, 536, 578, 926, 1139, 1156, 1852, 2278, 2312, 3704, 4556, 7871, 9112, 15742, 19363, 31021, 31484, 38726, 62042, 62968, 77452, 124084, 133807, 154904, 248168, 267614, 527357, 535228, 1054714, 1070456, 2109428, 4218856, 8965069, 17930138, 35860276, 71720552]

約数ペア:

[(1, 71720552), (2, 35860276), (4, 17930138), (8, 8965069), (17, 4218856), (34, 2109428), (67, 1070456), (68, 1054714), (134, 535228), (136, 527357), (268, 267614), (289, 248168), (463, 154904), (536, 133807), (578, 124084), (926, 77452), (1139, 62968), (1156, 62042), (1852, 38726), (2278, 31484), (2312, 31021), (3704, 19363), (4556, 15742), (7871, 9112)]