349227710

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1\times {\mathrm{449}}^1$

素因数の和:693

約数の個数: 64

約数和(自身を含む): 703987200

約数和(自身を除く): 354759490

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 193, 310, 386, 403, 449, 806, 898, 965, 1930, 2015, 2245, 2509, 4030, 4490, 5018, 5837, 5983, 11674, 11966, 12545, 13919, 25090, 27838, 29185, 29915, 58370, 59830, 69595, 77779, 86657, 139190, 155558, 173314, 180947, 361894, 388895, 433285, 777790, 866570, 904735, 1126541, 1809470, 2253082, 2686367, 5372734, 5632705, 11265410, 13431835, 26863670, 34922771, 69845542, 174613855, 349227710]

約数ペア:

[(1, 349227710), (2, 174613855), (5, 69845542), (10, 34922771), (13, 26863670), (26, 13431835), (31, 11265410), (62, 5632705), (65, 5372734), (130, 2686367), (155, 2253082), (193, 1809470), (310, 1126541), (386, 904735), (403, 866570), (449, 777790), (806, 433285), (898, 388895), (965, 361894), (1930, 180947), (2015, 173314), (2245, 155558), (2509, 139190), (4030, 86657), (4490, 77779), (5018, 69595), (5837, 59830), (5983, 58370), (11674, 29915), (11966, 29185), (12545, 27838), (13919, 25090)]