219736550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{67}}^2\times {\mathrm{89}}^1$

素因数の和:246

約数の個数: 72

約数和(自身を含む): 457705080

約数和(自身を除く): 237968530

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 67, 89, 110, 134, 178, 275, 335, 445, 550, 670, 737, 890, 979, 1474, 1675, 1958, 2225, 3350, 3685, 4450, 4489, 4895, 5963, 7370, 8978, 9790, 11926, 18425, 22445, 24475, 29815, 36850, 44890, 48950, 49379, 59630, 65593, 98758, 112225, 131186, 149075, 224450, 246895, 298150, 327965, 399521, 493790, 655930, 799042, 1234475, 1639825, 1997605, 2468950, 3279650, 3995210, 4394731, 8789462, 9988025, 19976050, 21973655, 43947310, 109868275, 219736550]

約数ペア:

[(1, 219736550), (2, 109868275), (5, 43947310), (10, 21973655), (11, 19976050), (22, 9988025), (25, 8789462), (50, 4394731), (55, 3995210), (67, 3279650), (89, 2468950), (110, 1997605), (134, 1639825), (178, 1234475), (275, 799042), (335, 655930), (445, 493790), (550, 399521), (670, 327965), (737, 298150), (890, 246895), (979, 224450), (1474, 149075), (1675, 131186), (1958, 112225), (2225, 98758), (3350, 65593), (3685, 59630), (4450, 49379), (4489, 48950), (4895, 44890), (5963, 36850), (7370, 29815), (8978, 24475), (9790, 22445), (11926, 18425)]