25503244

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{311}}^1$

素因数の和:430

約数の個数: 48

約数和(自身を含む): 51367680

約数和(自身を除く): 25864436

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 83, 166, 247, 311, 332, 494, 622, 988, 1079, 1244, 1577, 2158, 3154, 4043, 4316, 5909, 6308, 8086, 11818, 16172, 20501, 23636, 25813, 41002, 51626, 76817, 82004, 103252, 153634, 307268, 335569, 490447, 671138, 980894, 1342276, 1961788, 6375811, 12751622, 25503244]

約数ペア:

[(1, 25503244), (2, 12751622), (4, 6375811), (13, 1961788), (19, 1342276), (26, 980894), (38, 671138), (52, 490447), (76, 335569), (83, 307268), (166, 153634), (247, 103252), (311, 82004), (332, 76817), (494, 51626), (622, 41002), (988, 25813), (1079, 23636), (1244, 20501), (1577, 16172), (2158, 11818), (3154, 8086), (4043, 6308), (4316, 5909)]