287810771456

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{1409}}^1\times {\mathrm{30689}}^1$

素因数の和:32129

約数の個数: 80

約数和(自身を含む): 619754473800

約数和(自身を除く): 331943702344

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 832, 1409, 1664, 2818, 3328, 5636, 6656, 11272, 18317, 22544, 30689, 36634, 45088, 61378, 73268, 90176, 122756, 146536, 180352, 245512, 293072, 360704, 398957, 491024, 586144, 721408, 797914, 982048, 1172288, 1595828, 1964096, 2344576, 3191656, 3928192, 4689152, 6383312, 7856384, 9378304, 12766624, 15712768, 25533248, 43240801, 51066496, 86481602, 102132992, 172963204, 204265984, 345926408, 562130413, 691852816, 1124260826, 1383705632, 2248521652, 2767411264, 4497043304, 5534822528, 8994086608, 11069645056, 17988173216, 22139290112, 35976346432, 71952692864, 143905385728, 287810771456]

約数ペア:

[(1, 287810771456), (2, 143905385728), (4, 71952692864), (8, 35976346432), (13, 22139290112), (16, 17988173216), (26, 11069645056), (32, 8994086608), (52, 5534822528), (64, 4497043304), (104, 2767411264), (128, 2248521652), (208, 1383705632), (256, 1124260826), (416, 691852816), (512, 562130413), (832, 345926408), (1409, 204265984), (1664, 172963204), (2818, 102132992), (3328, 86481602), (5636, 51066496), (6656, 43240801), (11272, 25533248), (18317, 15712768), (22544, 12766624), (30689, 9378304), (36634, 7856384), (45088, 6383312), (61378, 4689152), (73268, 3928192), (90176, 3191656), (122756, 2344576), (146536, 1964096), (180352, 1595828), (245512, 1172288), (293072, 982048), (360704, 797914), (398957, 721408), (491024, 586144)]