25403640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1523}}^1$

素因数の和:1676

約数の個数: 64

約数和(自身を含む): 76809600

約数和(自身を除く): 51405960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 139, 278, 417, 556, 695, 834, 1112, 1390, 1523, 1668, 2085, 2780, 3046, 3336, 4170, 4569, 5560, 6092, 7615, 8340, 9138, 12184, 15230, 16680, 18276, 22845, 30460, 36552, 45690, 60920, 91380, 182760, 211697, 423394, 635091, 846788, 1058485, 1270182, 1693576, 2116970, 2540364, 3175455, 4233940, 5080728, 6350910, 8467880, 12701820, 25403640]

約数ペア:

[(1, 25403640), (2, 12701820), (3, 8467880), (4, 6350910), (5, 5080728), (6, 4233940), (8, 3175455), (10, 2540364), (12, 2116970), (15, 1693576), (20, 1270182), (24, 1058485), (30, 846788), (40, 635091), (60, 423394), (120, 211697), (139, 182760), (278, 91380), (417, 60920), (556, 45690), (695, 36552), (834, 30460), (1112, 22845), (1390, 18276), (1523, 16680), (1668, 15230), (2085, 12184), (2780, 9138), (3046, 8340), (3336, 7615), (4170, 6092), (4569, 5560)]