72779790208

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{2459}}^1\times {\mathrm{7459}}^1$

素因数の和:9963

約数の個数: 64

約数和(自身を含む): 149749056000

約数和(自身を除く): 76969265792

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 496, 992, 1984, 2459, 3968, 4918, 7459, 9836, 14918, 19672, 29836, 39344, 59672, 76229, 78688, 119344, 152458, 157376, 231229, 238688, 304916, 314752, 462458, 477376, 609832, 924916, 954752, 1219664, 1849832, 2439328, 3699664, 4878656, 7399328, 9757312, 14798656, 18341681, 29597312, 36683362, 73366724, 146733448, 293466896, 568592111, 586933792, 1137184222, 1173867584, 2274368444, 2347735168, 4548736888, 9097473776, 18194947552, 36389895104, 72779790208]

約数ペア:

[(1, 72779790208), (2, 36389895104), (4, 18194947552), (8, 9097473776), (16, 4548736888), (31, 2347735168), (32, 2274368444), (62, 1173867584), (64, 1137184222), (124, 586933792), (128, 568592111), (248, 293466896), (496, 146733448), (992, 73366724), (1984, 36683362), (2459, 29597312), (3968, 18341681), (4918, 14798656), (7459, 9757312), (9836, 7399328), (14918, 4878656), (19672, 3699664), (29836, 2439328), (39344, 1849832), (59672, 1219664), (76229, 954752), (78688, 924916), (119344, 609832), (152458, 477376), (157376, 462458), (231229, 314752), (238688, 304916)]