198982300

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{4889}}^1$

素因数の和:4951

約数の個数: 72

約数和(自身を含む): 483875280

約数和(自身を除く): 284892980

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 37, 44, 50, 55, 74, 100, 110, 148, 185, 220, 275, 370, 407, 550, 740, 814, 925, 1100, 1628, 1850, 2035, 3700, 4070, 4889, 8140, 9778, 10175, 19556, 20350, 24445, 40700, 48890, 53779, 97780, 107558, 122225, 180893, 215116, 244450, 268895, 361786, 488900, 537790, 723572, 904465, 1075580, 1344475, 1808930, 1989823, 2688950, 3617860, 3979646, 4522325, 5377900, 7959292, 9044650, 9949115, 18089300, 19898230, 39796460, 49745575, 99491150, 198982300]

約数ペア:

[(1, 198982300), (2, 99491150), (4, 49745575), (5, 39796460), (10, 19898230), (11, 18089300), (20, 9949115), (22, 9044650), (25, 7959292), (37, 5377900), (44, 4522325), (50, 3979646), (55, 3617860), (74, 2688950), (100, 1989823), (110, 1808930), (148, 1344475), (185, 1075580), (220, 904465), (275, 723572), (370, 537790), (407, 488900), (550, 361786), (740, 268895), (814, 244450), (925, 215116), (1100, 180893), (1628, 122225), (1850, 107558), (2035, 97780), (3700, 53779), (4070, 48890), (4889, 40700), (8140, 24445), (9778, 20350), (10175, 19556)]