25802125840

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{367}}^1\times {\mathrm{28349}}^1$

素因数の和:28760

約数の個数: 80

約数和(自身を含む): 62096025600

約数和(自身を除く): 36293899760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 367, 496, 620, 734, 1240, 1468, 1835, 2480, 2936, 3670, 5872, 7340, 11377, 14680, 22754, 28349, 29360, 45508, 56698, 56885, 91016, 113396, 113770, 141745, 182032, 226792, 227540, 283490, 453584, 455080, 566980, 878819, 910160, 1133960, 1757638, 2267920, 3515276, 4394095, 7030552, 8788190, 10404083, 14061104, 17576380, 20808166, 35152760, 41616332, 52020415, 70305520, 83232664, 104040830, 166465328, 208081660, 322526573, 416163320, 645053146, 832326640, 1290106292, 1612632865, 2580212584, 3225265730, 5160425168, 6450531460, 12901062920, 25802125840]

約数ペア:

[(1, 25802125840), (2, 12901062920), (4, 6450531460), (5, 5160425168), (8, 3225265730), (10, 2580212584), (16, 1612632865), (20, 1290106292), (31, 832326640), (40, 645053146), (62, 416163320), (80, 322526573), (124, 208081660), (155, 166465328), (248, 104040830), (310, 83232664), (367, 70305520), (496, 52020415), (620, 41616332), (734, 35152760), (1240, 20808166), (1468, 17576380), (1835, 14061104), (2480, 10404083), (2936, 8788190), (3670, 7030552), (5872, 4394095), (7340, 3515276), (11377, 2267920), (14680, 1757638), (22754, 1133960), (28349, 910160), (29360, 878819), (45508, 566980), (56698, 455080), (56885, 453584), (91016, 283490), (113396, 227540), (113770, 226792), (141745, 182032)]