25491567304

素因数分解:

$2^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{271}}^1\times {\mathrm{773}}^1$

素因数の和:1151

約数の個数: 128

約数和(自身を含む): 57297300480

約数和(自身を除く): 31805733176

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 53, 56, 82, 106, 164, 212, 271, 287, 328, 371, 424, 542, 574, 742, 773, 1084, 1148, 1484, 1546, 1897, 2168, 2173, 2296, 2968, 3092, 3794, 4346, 5411, 6184, 7588, 8692, 10822, 11111, 14363, 15176, 15211, 17384, 21644, 22222, 28726, 30422, 31693, 40969, 43288, 44444, 57452, 60844, 63386, 77777, 81938, 88888, 100541, 114904, 121688, 126772, 155554, 163876, 201082, 209483, 221851, 253544, 286783, 311108, 327752, 402164, 418966, 443702, 573566, 588883, 622216, 804328, 837932, 887404, 1147132, 1177766, 1466381, 1675864, 1679729, 1774808, 2294264, 2355532, 2932762, 3359458, 4122181, 4711064, 5865524, 6718916, 8244362, 8588803, 11102599, 11731048, 11758103, 13437832, 16488724, 17177606, 22205198, 23516206, 32977448, 34355212, 44410396, 47032412, 60121621, 68710424, 77718193, 88820792, 94064824, 120243242, 155436386, 240486484, 310872772, 455206559, 480972968, 621745544, 910413118, 1820826236, 3186445913, 3641652472, 6372891826, 12745783652, 25491567304]

約数ペア:

[(1, 25491567304), (2, 12745783652), (4, 6372891826), (7, 3641652472), (8, 3186445913), (14, 1820826236), (28, 910413118), (41, 621745544), (53, 480972968), (56, 455206559), (82, 310872772), (106, 240486484), (164, 155436386), (212, 120243242), (271, 94064824), (287, 88820792), (328, 77718193), (371, 68710424), (424, 60121621), (542, 47032412), (574, 44410396), (742, 34355212), (773, 32977448), (1084, 23516206), (1148, 22205198), (1484, 17177606), (1546, 16488724), (1897, 13437832), (2168, 11758103), (2173, 11731048), (2296, 11102599), (2968, 8588803), (3092, 8244362), (3794, 6718916), (4346, 5865524), (5411, 4711064), (6184, 4122181), (7588, 3359458), (8692, 2932762), (10822, 2355532), (11111, 2294264), (14363, 1774808), (15176, 1679729), (15211, 1675864), (17384, 1466381), (21644, 1177766), (22222, 1147132), (28726, 887404), (30422, 837932), (31693, 804328), (40969, 622216), (43288, 588883), (44444, 573566), (57452, 443702), (60844, 418966), (63386, 402164), (77777, 327752), (81938, 311108), (88888, 286783), (100541, 253544), (114904, 221851), (121688, 209483), (126772, 201082), (155554, 163876)]