27785263130

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1789}}^1\times {\mathrm{1901}}^1$

素因数の和:3759

約数の個数: 64

約数和(自身を含む): 53928547200

約数和(自身を除く): 26143284070

約数列:

[1, 2, 5, 10, 19, 38, 43, 86, 95, 190, 215, 430, 817, 1634, 1789, 1901, 3578, 3802, 4085, 8170, 8945, 9505, 17890, 19010, 33991, 36119, 67982, 72238, 76927, 81743, 153854, 163486, 169955, 180595, 339910, 361190, 384635, 408715, 769270, 817430, 1461613, 1553117, 2923226, 3106234, 3400889, 6801778, 7308065, 7765585, 14616130, 15531170, 17004445, 34008890, 64616891, 129233782, 146238227, 292476454, 323084455, 646168910, 731191135, 1462382270, 2778526313, 5557052626, 13892631565, 27785263130]

約数ペア:

[(1, 27785263130), (2, 13892631565), (5, 5557052626), (10, 2778526313), (19, 1462382270), (38, 731191135), (43, 646168910), (86, 323084455), (95, 292476454), (190, 146238227), (215, 129233782), (430, 64616891), (817, 34008890), (1634, 17004445), (1789, 15531170), (1901, 14616130), (3578, 7765585), (3802, 7308065), (4085, 6801778), (8170, 3400889), (8945, 3106234), (9505, 2923226), (17890, 1553117), (19010, 1461613), (33991, 817430), (36119, 769270), (67982, 408715), (72238, 384635), (76927, 361190), (81743, 339910), (153854, 180595), (163486, 169955)]