65780465920

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{15031}}^1$

素因数の和:15328

約数の個数: 144

約数和(自身を含む): 170341661952

約数和(自身を除く): 104561196032

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 263, 320, 416, 520, 526, 640, 832, 1040, 1052, 1280, 1315, 1664, 2080, 2104, 2630, 3328, 3419, 4160, 4208, 5260, 6838, 8320, 8416, 10520, 13676, 15031, 16640, 16832, 17095, 21040, 27352, 30062, 33664, 34190, 42080, 54704, 60124, 67328, 68380, 75155, 84160, 109408, 120248, 136760, 150310, 168320, 195403, 218816, 240496, 273520, 300620, 336640, 390806, 437632, 480992, 547040, 601240, 781612, 875264, 961984, 977015, 1094080, 1202480, 1563224, 1923968, 1954030, 2188160, 2404960, 3126448, 3847936, 3908060, 3953153, 4376320, 4809920, 6252896, 7816120, 7906306, 9619840, 12505792, 15632240, 15812612, 19239680, 19765765, 25011584, 31264480, 31625224, 39531530, 50023168, 51390989, 62528960, 63250448, 79063060, 102781978, 125057920, 126500896, 158126120, 205563956, 250115840, 253001792, 256954945, 316252240, 411127912, 506003584, 513909890, 632504480, 822255824, 1012007168, 1027819780, 1265008960, 1644511648, 2055639560, 2530017920, 3289023296, 4111279120, 5060035840, 6578046592, 8222558240, 13156093184, 16445116480, 32890232960, 65780465920]

約数ペア:

[(1, 65780465920), (2, 32890232960), (4, 16445116480), (5, 13156093184), (8, 8222558240), (10, 6578046592), (13, 5060035840), (16, 4111279120), (20, 3289023296), (26, 2530017920), (32, 2055639560), (40, 1644511648), (52, 1265008960), (64, 1027819780), (65, 1012007168), (80, 822255824), (104, 632504480), (128, 513909890), (130, 506003584), (160, 411127912), (208, 316252240), (256, 256954945), (260, 253001792), (263, 250115840), (320, 205563956), (416, 158126120), (520, 126500896), (526, 125057920), (640, 102781978), (832, 79063060), (1040, 63250448), (1052, 62528960), (1280, 51390989), (1315, 50023168), (1664, 39531530), (2080, 31625224), (2104, 31264480), (2630, 25011584), (3328, 19765765), (3419, 19239680), (4160, 15812612), (4208, 15632240), (5260, 12505792), (6838, 9619840), (8320, 7906306), (8416, 7816120), (10520, 6252896), (13676, 4809920), (15031, 4376320), (16640, 3953153), (16832, 3908060), (17095, 3847936), (21040, 3126448), (27352, 2404960), (30062, 2188160), (33664, 1954030), (34190, 1923968), (42080, 1563224), (54704, 1202480), (60124, 1094080), (67328, 977015), (68380, 961984), (75155, 875264), (84160, 781612), (109408, 601240), (120248, 547040), (136760, 480992), (150310, 437632), (168320, 390806), (195403, 336640), (218816, 300620), (240496, 273520)]