651913197568

素因数分解:

$2^{11}\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{31727}}^1$

素因数の和:31955

約数の個数: 96

約数和(自身を含む): 1330443878400

約数和(自身を除く): 678530680832

約数列:

[1, 2, 4, 8, 16, 32, 64, 79, 127, 128, 158, 254, 256, 316, 508, 512, 632, 1016, 1024, 1264, 2032, 2048, 2528, 4064, 5056, 8128, 10033, 10112, 16256, 20066, 20224, 31727, 32512, 40132, 40448, 63454, 65024, 80264, 80896, 126908, 130048, 160528, 161792, 253816, 260096, 321056, 507632, 642112, 1015264, 1284224, 2030528, 2506433, 2568448, 4029329, 4061056, 5012866, 5136896, 8058658, 8122112, 10025732, 10273792, 16117316, 16244224, 20051464, 20547584, 32234632, 32488448, 40102928, 64469264, 64976896, 80205856, 128938528, 160411712, 257877056, 318316991, 320823424, 515754112, 636633982, 641646848, 1031508224, 1273267964, 1283293696, 2063016448, 2546535928, 2566587392, 4126032896, 5093071856, 5133174784, 8252065792, 10186143712, 20372287424, 40744574848, 81489149696, 162978299392, 325956598784, 651913197568]

約数ペア:

[(1, 651913197568), (2, 325956598784), (4, 162978299392), (8, 81489149696), (16, 40744574848), (32, 20372287424), (64, 10186143712), (79, 8252065792), (127, 5133174784), (128, 5093071856), (158, 4126032896), (254, 2566587392), (256, 2546535928), (316, 2063016448), (508, 1283293696), (512, 1273267964), (632, 1031508224), (1016, 641646848), (1024, 636633982), (1264, 515754112), (2032, 320823424), (2048, 318316991), (2528, 257877056), (4064, 160411712), (5056, 128938528), (8128, 80205856), (10033, 64976896), (10112, 64469264), (16256, 40102928), (20066, 32488448), (20224, 32234632), (31727, 20547584), (32512, 20051464), (40132, 16244224), (40448, 16117316), (63454, 10273792), (65024, 10025732), (80264, 8122112), (80896, 8058658), (126908, 5136896), (130048, 5012866), (160528, 4061056), (161792, 4029329), (253816, 2568448), (260096, 2506433), (321056, 2030528), (507632, 1284224), (642112, 1015264)]