523706560

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{131}}^1$

素因数の和:223

約数の個数: 168

約数和(自身を含む): 1398318768

約数和(自身を除く): 874612208

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 80, 104, 124, 130, 131, 155, 160, 208, 248, 260, 262, 310, 320, 403, 416, 496, 520, 524, 620, 655, 806, 832, 961, 992, 1040, 1048, 1240, 1310, 1612, 1703, 1922, 1984, 2015, 2080, 2096, 2480, 2620, 3224, 3406, 3844, 4030, 4061, 4160, 4192, 4805, 4960, 5240, 6448, 6812, 7688, 8060, 8122, 8384, 8515, 9610, 9920, 10480, 12493, 12896, 13624, 15376, 16120, 16244, 17030, 19220, 20305, 20960, 24986, 25792, 27248, 30752, 32240, 32488, 34060, 38440, 40610, 41920, 49972, 52793, 54496, 61504, 62465, 64480, 64976, 68120, 76880, 81220, 99944, 105586, 108992, 124930, 125891, 128960, 129952, 136240, 153760, 162440, 199888, 211172, 249860, 251782, 259904, 263965, 272480, 307520, 324880, 399776, 422344, 499720, 503564, 527930, 544960, 629455, 649760, 799552, 844688, 999440, 1007128, 1055860, 1258910, 1299520, 1636583, 1689376, 1998880, 2014256, 2111720, 2517820, 3273166, 3378752, 3997760, 4028512, 4223440, 5035640, 6546332, 8057024, 8182915, 8446880, 10071280, 13092664, 16365830, 16893760, 20142560, 26185328, 32731660, 40285120, 52370656, 65463320, 104741312, 130926640, 261853280, 523706560]

約数ペア:

[(1, 523706560), (2, 261853280), (4, 130926640), (5, 104741312), (8, 65463320), (10, 52370656), (13, 40285120), (16, 32731660), (20, 26185328), (26, 20142560), (31, 16893760), (32, 16365830), (40, 13092664), (52, 10071280), (62, 8446880), (64, 8182915), (65, 8057024), (80, 6546332), (104, 5035640), (124, 4223440), (130, 4028512), (131, 3997760), (155, 3378752), (160, 3273166), (208, 2517820), (248, 2111720), (260, 2014256), (262, 1998880), (310, 1689376), (320, 1636583), (403, 1299520), (416, 1258910), (496, 1055860), (520, 1007128), (524, 999440), (620, 844688), (655, 799552), (806, 649760), (832, 629455), (961, 544960), (992, 527930), (1040, 503564), (1048, 499720), (1240, 422344), (1310, 399776), (1612, 324880), (1703, 307520), (1922, 272480), (1984, 263965), (2015, 259904), (2080, 251782), (2096, 249860), (2480, 211172), (2620, 199888), (3224, 162440), (3406, 153760), (3844, 136240), (4030, 129952), (4061, 128960), (4160, 125891), (4192, 124930), (4805, 108992), (4960, 105586), (5240, 99944), (6448, 81220), (6812, 76880), (7688, 68120), (8060, 64976), (8122, 64480), (8384, 62465), (8515, 61504), (9610, 54496), (9920, 52793), (10480, 49972), (12493, 41920), (12896, 40610), (13624, 38440), (15376, 34060), (16120, 32488), (16244, 32240), (17030, 30752), (19220, 27248), (20305, 25792), (20960, 24986)]