1257850672

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{2801}}^1$

素因数の和:2966

約数の個数: 80

約数和(自身を含む): 2801820672

約数和(自身を除く): 1543970000

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 127, 136, 208, 221, 254, 272, 442, 508, 884, 1016, 1651, 1768, 2032, 2159, 2801, 3302, 3536, 4318, 5602, 6604, 8636, 11204, 13208, 17272, 22408, 26416, 28067, 34544, 36413, 44816, 47617, 56134, 72826, 95234, 112268, 145652, 190468, 224536, 291304, 355727, 380936, 449072, 582608, 619021, 711454, 761872, 1238042, 1422908, 2476084, 2845816, 4624451, 4952168, 5691632, 6047359, 9248902, 9904336, 12094718, 18497804, 24189436, 36995608, 48378872, 73991216, 78615667, 96757744, 157231334, 314462668, 628925336, 1257850672]

約数ペア:

[(1, 1257850672), (2, 628925336), (4, 314462668), (8, 157231334), (13, 96757744), (16, 78615667), (17, 73991216), (26, 48378872), (34, 36995608), (52, 24189436), (68, 18497804), (104, 12094718), (127, 9904336), (136, 9248902), (208, 6047359), (221, 5691632), (254, 4952168), (272, 4624451), (442, 2845816), (508, 2476084), (884, 1422908), (1016, 1238042), (1651, 761872), (1768, 711454), (2032, 619021), (2159, 582608), (2801, 449072), (3302, 380936), (3536, 355727), (4318, 291304), (5602, 224536), (6604, 190468), (8636, 145652), (11204, 112268), (13208, 95234), (17272, 72826), (22408, 56134), (26416, 47617), (28067, 44816), (34544, 36413)]