77213968

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:264

約数の個数: 80

約数和(自身を含む): 168878080

約数和(自身を除く): 91664112

約数列:

[1, 2, 4, 8, 13, 16, 26, 37, 52, 74, 79, 104, 127, 148, 158, 208, 254, 296, 316, 481, 508, 592, 632, 962, 1016, 1027, 1264, 1651, 1924, 2032, 2054, 2923, 3302, 3848, 4108, 4699, 5846, 6604, 7696, 8216, 9398, 10033, 11692, 13208, 16432, 18796, 20066, 23384, 26416, 37592, 37999, 40132, 46768, 61087, 75184, 75998, 80264, 122174, 130429, 151996, 160528, 244348, 260858, 303992, 371221, 488696, 521716, 607984, 742442, 977392, 1043432, 1484884, 2086864, 2969768, 4825873, 5939536, 9651746, 19303492, 38606984, 77213968]

約数ペア:

[(1, 77213968), (2, 38606984), (4, 19303492), (8, 9651746), (13, 5939536), (16, 4825873), (26, 2969768), (37, 2086864), (52, 1484884), (74, 1043432), (79, 977392), (104, 742442), (127, 607984), (148, 521716), (158, 488696), (208, 371221), (254, 303992), (296, 260858), (316, 244348), (481, 160528), (508, 151996), (592, 130429), (632, 122174), (962, 80264), (1016, 75998), (1027, 75184), (1264, 61087), (1651, 46768), (1924, 40132), (2032, 37999), (2054, 37592), (2923, 26416), (3302, 23384), (3848, 20066), (4108, 18796), (4699, 16432), (5846, 13208), (6604, 11692), (7696, 10033), (8216, 9398)]