53438970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{521}}^1$

素因数の和:807

約数の個数: 64

約数和(自身を含む): 138910464

約数和(自身を除く): 85471494

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 263, 390, 521, 526, 789, 1042, 1315, 1563, 1578, 2605, 2630, 3126, 3419, 3945, 5210, 6773, 6838, 7815, 7890, 10257, 13546, 15630, 17095, 20319, 20514, 33865, 34190, 40638, 51285, 67730, 101595, 102570, 137023, 203190, 274046, 411069, 685115, 822138, 1370230, 1781299, 2055345, 3562598, 4110690, 5343897, 8906495, 10687794, 17812990, 26719485, 53438970]

約数ペア:

[(1, 53438970), (2, 26719485), (3, 17812990), (5, 10687794), (6, 8906495), (10, 5343897), (13, 4110690), (15, 3562598), (26, 2055345), (30, 1781299), (39, 1370230), (65, 822138), (78, 685115), (130, 411069), (195, 274046), (263, 203190), (390, 137023), (521, 102570), (526, 101595), (789, 67730), (1042, 51285), (1315, 40638), (1563, 34190), (1578, 33865), (2605, 20514), (2630, 20319), (3126, 17095), (3419, 15630), (3945, 13546), (5210, 10257), (6773, 7890), (6838, 7815)]