25120920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19031}}^1$

素因数の和:19056

約数の個数: 64

約数和(自身を含む): 82218240

約数和(自身を除く): 57097320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 19031, 38062, 57093, 76124, 95155, 114186, 152248, 190310, 209341, 228372, 285465, 380620, 418682, 456744, 570930, 628023, 761240, 837364, 1046705, 1141860, 1256046, 1674728, 2093410, 2283720, 2512092, 3140115, 4186820, 5024184, 6280230, 8373640, 12560460, 25120920]

約数ペア:

[(1, 25120920), (2, 12560460), (3, 8373640), (4, 6280230), (5, 5024184), (6, 4186820), (8, 3140115), (10, 2512092), (11, 2283720), (12, 2093410), (15, 1674728), (20, 1256046), (22, 1141860), (24, 1046705), (30, 837364), (33, 761240), (40, 628023), (44, 570930), (55, 456744), (60, 418682), (66, 380620), (88, 285465), (110, 228372), (120, 209341), (132, 190310), (165, 152248), (220, 114186), (264, 95155), (330, 76124), (440, 57093), (660, 38062), (1320, 19031)]